The officer is on hunting for a person who is accused of sexual harassment in northern York.
According to the Toronto Police Service, the incident took place on Thursday near Finch Avenue East and Leslie Street.
Officials say that the victim and suspect boarded a TTC bus at the same time, immediately after 2:00 pm
When according to the police, the victim was taken out of the bus, the suspect chased and sexually assaulted the victim before escaping on foot.
The suspect is described as a thin construction with a goat. He was last seen wearing a blue T-shirt, blue jeans, gray shoes, a blue mask and was carrying a navy backpack and a red water bottle.
Investigators encourage anyone to contact the police with information.
