On March 12 , 2009 , Cougar Helicopters Flight 91 , an S-92A operated by Cougar Helicopters carrying 18 passengers and crew en route to oil platforms off the coast of Newfoundland , crashed and sank in of water during an attempted ditching . One person was rescued from the North Atlantic with serious injuries and the others did not survive . The crash was determined to be caused by 16 separate factors that led to the fatal crash but no single one was to blame
Cougar Helicopters Flight 91
Cougar Helicopters Flight 91
Sikorsky S-92