161017-N-TI017-129 GULF OF ADEN (Oct. 17, 2016) Petty Officer 3rd Class Tyler Robles fires an Mk 38 25mm machine gun system aboard the amphibious dock landing ship USS Whidbey Island (LSD 41) during a live fire exercise. Whidbey Island is deployed with the Wasp Amphibious Ready Group to support maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of operations. (U.S. Navy photo by Petty Officer 2nd Class Nathan R. McDonald/Released)