U.S. Sailors aboard the Military Sealift Command fleet replenishment oiler USNS Rappahannock (T-AO 204) attempt to hook a pole pendant to an MH-60S Seahawk helicopter during a vertical replenishment with the amphibious assault ship USS Boxer (LHD 4) under way in the Pacific Ocean March 17, 2011. Boxer is currently on its scheduled deployment to the Western Pacific Ocean.