A 19-year-old woman was sexually assaulted on Nov. 2 while walking in the Crovette Avenue and Magnolia Avenue area, police report.

Between 8 p.m. and 8:30 p.m., a man grabbed her from behind, forced her to the ground, and punched and sexually assaulted her, police say.

The assailant was reportedly armed with a knife.

The man is described as brown, between the ages of 35 and 40, 5-foot-5 to 5-foot-6, and with a heavy build. The man was said to have stubbly facial hair and to be wearing a black toque, a black hoodie and eyeglasses.

Police are asking anyone with information to contact them at 416-808-7474 or Crime Stoppers.