RAEFORD -- The Hoke County Sheriff's Office released surveillance video of the man authorities believe assaulted a teacher on school grounds Monday night.

The sheriff's office says the man walked into west Hoke Elementary in Raeford just before 6p.m. and asked the teacher about a former employee. He then hit her on the head and hands with an unknown object.

Sheriff's deputies have stepped up patrols around the school. Anyone who recognizes the man should call 910-875-5111.