Waterloo Regional Police say they are investigating after it was reported that a teen was sexually assaulted in Waterloo on Sunday night.
Police say the incident occurred shortly before 9 p.m. near the intersection of Caroline and William streets.
They say a 15-year-old girl was walking in the area when a man approached her from behind and sexually assaulted her.
Police describe the suspect as around six feet tall with greying black hair and beard. He was said to be wearing a white button-up shirt and black dress pants and carrying a dark-coloured messenger bag.
They are continuing to investigate and are asking anyone with information to call 519-570-9777 ext. 8989 or Crime Stoppers at 1-800-222-8477