160923-N-OI810-320 PHILIPPINE SEA (Sept. 23, 2016) Sailors inventory and transport supplies from an aircraft elevator to the hangar bay of the Navy's only forward-deployed aircraft carrier, USS Ronald Reagan (CVN 76), during a vertical replenishment-at-sea with the Military Sealift Command dry cargo and ammunition ship USNS Charles Drew (T-AKE 10). Ronald Reagan is participating in Exercise Valiant Shield 2016, a biennial, U.S.-only field-training exercise with a focus on integration of joint training among U.S. forces. This training enables real-world proficiency in sustaining joint forces through detecting, locating, tracking and engaging units at sea, in the air, on land and in cyberspace in response to a range of mission areas. (U.S. Navy photo by Mass Communication Specialist 3rd Class Nathan Burke/Released)