SAN ANTONIO -

Police suspect a man of driving drunk when he headed the wrong way on I-35 and slammed into another vehicle.

That crashed happened around midnight Saturday morning.

Police say the man was headed south in the northbound lanes of I-35 near 410 when he hit a woman's car head on.

The 42 year-old woman police she tried to get out of the way, but could not avoid the accident.

She suffered chest injuries from her seat belt.

The man police say caused the crash was not injured.  He was arrested for DWI.