SAN ANTONIO, Texas – A woman is in custody after crashing into a police unit on Friday.

The crash happened around 12:30 a.m. on the city's northwest side.

San Antonio police said the driver ran a red light at Interstate 10 and hit an officer's patrol vehicle.

The officer was taken to a local hospital with minor injuries.

The woman who ran the red light was arrested for a DWI. Investigators have not said what her blood alcohol content was at the time of the crash.