Ross Detwiler was a U.S. Air Force fighter pilot and corporate chief pilot—flying a Dassault Falcon 7X before retiring. He also was as member of the NY Air Guard where he flew the C-5 Galaxy and attained the rank of brigadier general.
Contributing to the accident that killed four were airframe ice accumulation due to conditions conducive to icing and the loss of power on one engine, the NTSB says.