PHILADELPHIA (CBS) - Philadelphia police are searching for a woman who was caught on surveillance camera assaulting a man on a SEPTA bus last month.

The incident happened on May 31st on a Route 23 SEPTA bus on the 5700 block of Germantown Avenue.

Police say a little before 2:30 p.m., a woman described as black female, 5’5” with a stocky build boarded the bus and right after sitting down, she suddenly got up, approached a man sitting a few rows behind her and began assaulting him.

Watch The Video (Credit: Philadelphia Police Department)

Police say she punched and slapped the victim, causing injuries to his head and face. The woman then exited the bus at the Germantown and Shelten Avenue stop and fled on foot in an unknown direction.

She was wearing a pink shirt, dark jeans and white sunglasses.

If you have any information about this crime or this suspect, please contact: Northwest Detective Division 215-686-3353.