Emergency crews were on the scene of a crash involving three 18-wheelers in Fort Bend County.
It happened just before 7 a.m.
The sheriff's office sent an alert on Twitter writing that U.S. 59 southbound at Grunwald had been shut down due to the crash.
SkyEye video over the road showed a major backup of traffic in the area.
ABC13 Eyewitness News is working to find out what may have caused the crash and if anyone may be injured.
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Crash involving 3 big rigs causes major backups in Fort Bend County
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