Columbia, SC (WLTX) - Columbia police are searching for a man accused of sexually assaulting an elderly woman Friday afternoon.

Officers say they have outstanding warrants for 47-year-old Charles Lamb.

Lamb is accused of assaulting the victim in a restroom stall at 9 Richland Medical Park Drive, which is a surgical center near the Palmetto Health Richland campus. He is also accused of trying to steal money from the woman's purse.

When a witness walked into the restroom, Lamb ran from the scene.

The victim was treated at the scene after suffering head injuries.

He will be charged with criminal sexual conduct to the first degree, kidnapping, trespassing, and strong armed robbery.

If anyone can help investigators, they are asked to call CRIMESTOPPERS at 1-888-Crime-SC.