SAN DIEGO (AP) – A brief Navy narrative of a fatal helicopter crash off Southern California says the aircraft experienced “side-to-side” vibrations that caused the main rotor to hit the deck of an aircraft carrier while landing, The San Diego Union-Tribune reported.The MH-60S Seahawk fell off the deck of the USS Abraham Lincoln Aug. 31. One crewmember was rescued and five were declared dead after a search. Five sailors on the carrier deck were injured.The crash summary in a Naval Safety Center document, first reported by the Navy Times, did not include any information on what might have caused the vibrations.Michael Canders, a retired military helicopter pilot who is the director of the Aviation Center at Farmingdale State College in New York, told the Navy Times th
