Marines make their way to a CH-53E Super Stallion helicopter during aerial insert drills at Camp Lejeune, N.C., Sep. 13, 2017. The exercise is part of a Marine Corps Combat Readiness Evaluation to test the unit’s capabilities in a combat environment. The Marines are with 1st Battalion, 6th Marine Regiment. (U.S. Marine Corps photo by Lance Cpl. Holly Pernell) - Marines make their way to a CH-53E Super Stallion helicopter during aerial insert drills at Camp Lejeune, N.C., Sep. 13, 2017. The exercise is part of a Marine Corps Combat Readiness Evaluation to test the unit’s capabilities in a combat environment. The Marines are with 1st Battalion, 6th Marine Regiment. (U.S. Marine Corps photo by Lance Cpl. Holly Pernell)