160504-N-TI017-193 ATLANTIC OCEAN (May 4, 2016) Sailors aboard the dock landing ship USS Whidbey Island (LSD 41) conduct a replenishment-at-sea with the fleet replenishment oiler USNS Big Horn (T-AO 198). Whidbey Island is underway with the Wasp Amphibious Ready Group participating in Composite Unit Training Exercise. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nathan R. McDonald/Released)