181020-M-QT322-0007 ATLANTIC OCEAN (Oct. 20, 2018) A Marine assigned to Battalion Landing Team, 1st Battalion, 2nd Marine Regiment, 22nd Marine Expeditionary Unit, descends down a fast rope from the upper vehicle stowage aboard the USS Arlington (LPD-24) during a composite training unit exercise in the Atlantic Ocean, Oct. 20, 2018. COMPTUEX is the final pre-deployment exercise that certifies the combined Kearsarge Amphibious Ready Group (ARG) and the 22nd Marine Expeditionary Unit’s (MEU) abilities to conduct military operations at sea and project power ashore through joint planning and execution of challenging and realistic training scenarios. (U.S. Marine Corps photo by Staff Sgt. Andrew Ochoa/Released)