Cornwall Fire and Rescue Service says the crash happened at about 23:00 on Tuesday.
The Cornwall Air Ambulance Trust is a charity that provides a dedicated helicopter emergency medical service for Cornwall and the Isles of Scilly. The crew attend more than 1000 missions every year.
He was airlifted to hospital ...
A police cordon is in place outside a Greggs branch in Tiverton, Devon, with people urged to avoid the area. Witnesses said an air ambulance has also landed at a nearby school.