A road rage incident on Highway 401 has turned fatal.
OPP tell us that the roadway's westbound express lanes are closed west of Yonge Street after what's believed to be a road rage incident.
Police say it started out near Allen Road, spilling onto the roadway with two men fighting each other on the busy highway. One of the men, a 25-year-old, was struck by a passing vehicle.
OPP says he was pronounced dead at the scene.
Police say they have one person in custody.