Regional Police are looking to the public for help in finding a sexual assault suspect.

Investigators says a young woman entered an apartment building on Avenue Road in Cambridge around 8:30 last night and was approached by an unknown man.

Police say there was a struggle, but the victim wasn’t injured.

The suspect is described as about 6′ tall, 150 pounds, skinny build with shoulder length dark brown hair.

He was wearing a red winter jacket with a hood, grey pants, white running shoes and police say he was riding a mountain bike.

Anyone with information is asked to contact the Major Case Branch at 519 650 8500 ext. 8665 or Crime Stoppers 1 800 222 8477.