U.S. Navy HM2 Anthony J. Bartolini, right, an aeromedical safety corpsman assigned to Marine Aircraft Group (MAG) 26, helps Lt. Gregory W. Boggs, an aeromedical safety officer assigned to MAG-29, fasten an air crew endurance survival vest for use during a water survival training exercise at Marine Corps Air Station Cherry Point, N.C., Dec. 8, 2014. The exercise was conducted to familiarize the Sailors with the safety equipment. (U.S. Marine Corps photo by Cpl. Yosselyn A. Munnerlyn/Released)