U.S. Marines conduct preparatory drills before conducting underwater egress training at Camp Lejeune, N.C., Feb. 1, 2021. br br This training taught Marines to remain calm and escape a downed #Aircraft in water while enhancing #Combat readiness. br br "The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement."br br br br Credit to : #US Marine Corps video Lance Cpl.