A 14-year-old Woodbridge girl told Prince William's County police she was sexually assaulted outside the Potomac Library in Woodbridge on Friday evening.
The girl told police she was outside the library when a man approached her from behind and started talking to her just before 5:30 p.m. He then sexually assaulted her, according to police. She told police she then received a phone call and left the area.
The library was closed at the time.
Police are looking for a white man between 18 and 22 years old. He is anywhere from 6'2 to 6'5, with a thin build and a messy beard. Police also said the man has pale skin, a thin mouth, a pointy noise and possibly a New Jersey accent.