Toronto Police on Friday arrested a Thornhill man in connection with a sexual assault investigation in the Yonge Street and Steeles Avenue area.

In a release, police said the 55-year-old is a tutor at the Math Four You tutorial school, and was accused of instructing a 13-year-old girl when she was sexually assaulted.

The suspect has been charged with one count of sexual assault and one count of sexual exploitation.

Police have also circulated the man's photo, as they believe there may be other victims, and are encouraging anyone with tips to come forward.

The public can contact police at 416-808-2922, or call Crime Stoppers anonymously at 416-222-TIPS (8477).