Stars Air Ambulance was called to the scene of a single vehicle rollover on Sunday, September 18.

Airdrie RCMP initially responded to the call at approximately 6 p.m., where they found a vehicle in a field northeast of Calgary near range road 285.

The initial investigation revealed that a truck lost control in a field and rolled, injuring four occupants.

A 19 year-old passenger was airlifted to a Calgary hospital with serious life threatening injuries. The three remaining occupants sustained non-life threatening injuries and were transported by ground to the nearest Calgary hospital. 

All occupants of the vehicle were from Calgary.