Regina police are investigating after getting a report that a 10-year-old girl was sexually assaulted on Sunday.

According to police, the youngster was attacked late Sunday afternoon in an alley near the 3200 block of Dewdney Avenue.

Police say a man forced the girl between two garages and sexually assaulted her.

The man is described as being in his 20s with brown hair and darker skin and was wearing all black, including gloves and mask.

Police added the girl reported the attacker had a knife.

Investigators are also looking for a white van with windows that are partially painted white.