A San Marcos Police officer is in stable condition after she was struck late Saturday by a vehicle operated by a suspected drunk driver while responding to a call on Interstate 35.

Authorities have arrested Neil Sheehan, 59, of Flower Mound, who has been booked into the Hays County Jail on a charge of intoxication assault of a public servant, a second-degree felony, and failure to slow causing serious bodily injury, a Class-B misdemeanor.

(Photo of San Marcos Police Officer Claudia Cormier courte...