A U.S. Marine assigned to 3rd Marine Special Operations Battalion (MSOB) communicates with CH-53 pilots during a helocast training exercise near Marine Corps Base Camp Lejeune, N.C., June 10, 2015. Marine Heavy Helicopter Squadron 366 supported Marines assigned to the 3rd MSOB by providing air transportation in a CH-53E Super Stallion. (U.S. Marine Corps photo by Lance Cpl. Koby I. Saunders/Released)