Just before noon today, emergency crews responded to a two-vehicle collision on Dufferin Avenue between Running Creek and Walnut Drive.
A 43-year-old Chatham man sustained non life-threatening injuries and was transported to Sydenham District Hospital. A 23-year-old Walpole Island woman has been transported via Ornge to a London hospital with life-threatening injuries.
Motorists are asked to avoid this area. The road is expected to be closed until 6:00 p.m.
The collision remains under investigation. Anyone with information is asked to contact Constable Mike Pearce of the Traffic Management Unit at 519-355-1092.