Ontario Provincial Police is investigating after a serious collision sent three people to hospital.
Emergency crews were called to a two-vehicle crash on Wellington Rd. 24, just southeast of Hillsburgh in the town of Erin around 5 a.m. Sunday.
Police learned two sedans had collided and three people were hurt.
A woman, who was a passenger in one of the vehicles, was transferred to a trauma centre with serious but non-life threatening injuries.
Police say the two drivers were also taken to hospital but with less serious injuries.
Police are still trying to determine the cause of the crash.
Anyone with information or who may have witnessed the collision is asked to contact 1-888-310-1122.