Chatham-Kent Police Service officials allege: The Chatham-Kent Police Service responded to a single motor vehicle collision on Charing Cross Road around 3:30 p.m.
A 57-year-old male from Blenheim sustained life-threatening injuries and was air-lifted to London Health Science Centre.
Due to the severity of the collision, the Chatham-Kent Police Service Traffic Unit is investigating.
The cause remains under investigation.
Anyone with information is asked to contact Constable Kristen Charron of the Traffic Management Unit at 519-355-1092.