A 68-year-old woman suffered life-threatening injuries when her car left a highway and rolled over.
The single-vehicle crash occurred around 3:30 p.m. Tuesday, on Highway 54 near Painter Road, east of Brantford.
Brant County OPP say the car missed a curve in the road and rolled over into the ditch. Speed is considered a possible contributing factor.
An air ambulance took her to a Hamilton hospital for treatment.
Highway 54 was expected to remain closed in the area until late Tuesday night.