A section of Parkhill Road in Peterborough is expected to remain closed for several hours following a three-vehicle collision.
The Peterborough Police Service says the crash happened at about 12:15 p.m. on Thursday between Medical Drive and Monaghan Road.
Three people were taken to Peterborough Regional Health Centre. One of the injured was later transferred to a Toronto trauma hospital for further treatment.
Members of the police Traffic Unit are conducting a collision reconstruction investigation.
