A 25 year old male is in a London hospital with life-threatening injuries following a single vehicle crash in Brant Township.
South Bruce OPP say the crash happened just before 9 PM Monday off County Road 4, between Walkerton and Hanover.
Police say the driver exited the vehicle, but left the engine running.
Subsequently the vehicle started to roll and struck the driver before coming to rest in the Saugeen River.
