Chatham-Kent Police are investigating following a serious crash over the weekend.
Emergency crews were called to a two-vehicle collision at the intersection of Kimball Road and Langstaff Line around 5:40 Saturday morning.
Both drivers were taken to hospital in Wallaceburg.
A 24-year-old Wallaceburg woman was treated for minor injuries, while a 71-year-old Wallaceburg man had to be air-lifted to London with serious injuries.
The Traffic Management Unit is looking into the crash. Any witnesses are asked to contact Constable Dan Carroll at dancar@chatham-kent.ca or 519-355-1092.