The video above is from the original report: Woman shot in arm along METRORail line in southeast Houston, police say
Houston police describe the suspect as a Black man wearing all black and a red backpack with a white X.
Houston and METRO police departments responded to 5400 Griggs Road at the Palm Center Transit Station Wednesday night.
When police arrived, they found a 27-year-old woman with gunshot wounds.
According to police, the woman appeared to have been getting off the train.
HPD said the shooter may have arrived at the train platform on a bike before the shooting happened.
At some point, police said the woman and the shooter were on the train together.
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The suspect reportedly biked toward Martin Luther King Boulevard, fleeing the scene.
Authorities said it's unknown if there was a motive, it was a robbery, or if they knew each other.
The injured woman was taken to a hospital after being shot in the arm and remains in critical condition.
Anyone with information in this case is urged to contact the HPD Major Assaults & Family Violence Division at 713-308-8800, METRO PD at 713-224-COPS, or speak anonymously with Crime Stoppers at 713-222-TIPS.