CAMP LEJEUNE, N.C. (March 23, 2021) U.S. Marine Sgt. Richard Ramsahai, an intelligence specialist with the 22nd Marine Expeditionary Unit, is flipped upside down in a submerged simulated helicopter seat during underwater helicopter egress training aboard Camp Lejeune, N.C., March 23, 2021. The underwater egress trainer teaches Marines how to quickly and safely exit a submerged aircraft. (U.S. Marine Corps photo by Cpl. Antonio F. Garcia)