Speed a possible factor in Hwy. 401 crash that left driver with critical injuries: OPP

Ontario Provincial Police say speed was possibly a factor in a serious crash on a Highway 401 ramp in Toronto early Sunday.

Emergency crews were called to the Keele Street westbound ramp to Highway 401 around 3:30 a.m.

According to a tweet posted to the OPP Twitter account, a vehicle rolled over and the driver was taken to hospital with life-threatening injuries.

Police said there were no other people inside the car.

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Roads were closed in the area for the investigation.

Witnesses are being asked to contact police at 416-235-4981.