South Bruce OPP are investigating a serious crash near Teeswater.
This morning at around 7:05am, OPP received a call of a crash between two vehicles at the intersection of Concession 4 and Sideroad 20.
One of the drivers has been taken to a London trauma centre by Ornge Air Ambulance.
The intersection of Concession 4 and Sideroad 20 is closed for investigation with the closure expected to be in effect for an undetermined time.