U.S. Marine Corps HMMWVs prepare to drive onto the loading ramp of a Landing Craft Air Cushion at Mile Hammock Bay, Camp Lejeune, North Carolina, Oct. 5, 2018 during Type Commander Amphibious Training. TCAT allows the 24th Marine Expeditionary Unit, their subordinate units, and the U.S. Navy’s Iwo Jima Amphibious Ready Group to rehearse ship to shore maneuver and expeditionary command and control prior to exercise Trident Juncture 2018. The goal of TCAT is to increase unit and individual proficiency during amphibious operations. The Marines are with 2nd Battalion, 2nd Marines, 24th Marine Expeditionary Unit.  (U.S. Marine Corps photo by Gunnery Sgt. Robert Durham/released)