A serious crash shut down a busy stretch of Airport Road in Mulmur Township.
Dufferin County OPP say they are investigating a two-vehicle collision on Airport Road between County Road 28 and Mansfield.
One driver, a man in his 40s, was airlifted by Ornge air ambulance in critical condition to a Toronto trauma centre.
The driver in the other vehicle was treated at a local hospital for minor injuries.
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It is unclear if weather was a factor in the crash.
The area has since reopened.
