HOUSTON (KTRK) -- Medical staff and volunteers were definitely kept busy during the Houston Marathon Sunday morning.
Marathon officials say they had 715 total cases of runners needing some type of medical attention.
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RELATED: Best signs from the 2017 Chevron Houston Marathon
Hundreds of those cases were just quick encounters or runners needing a bed.
There were eight people who had to be taken to a hospital, with three of those eight reported in critical condition.
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FULL COVERAGE: The 2017 Chevron Houston Marathon
No word yet on their individual circumstances.
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)
Runners along the course of the Chevron Houston Marathon and Aramco Houston Half-Marathon, Sunday, January 17, 2016. (KTRK Photo/ Gina Larson)