One person has been arrested following a hit-and-run that left one person dead and another in critical condition in Ajax, Ont., Durham regional police say.
Emergency crews were called to the intersection of Harwood Avenue and Kingston Road early Saturday morning, police tweeted.
Investigators said an elderly person was pronounced dead on scene. The driver of the vehicle was transported to a trauma centre with critical injuries.
The driver of the second vehicle abandoned the scene but was arrested a short time later, police said.
According to police, roads in the area remain closed as the investigation continues.
Police are advising residents to avoid the area.