FALMOUTH, Mass. (WWLP) Police have identified a pilot who was killed Friday when his small plane crashed on Cape Cod.

The Massachusetts State Police say 83-year-old Carl Willis was flying the single-engine plane when it crashed in a grassy area at Falmouth Airpark. The pilot’s wife was a passenger in the plane and suffered serious injuries. The Associated Press reports the couple live in Falmouth and were returning home from a day trip to Westfield. The cause of the crash is being investigated by federal aviation officials.