160125-N-KM939-149 PACIFIC OCEAN (Jan. 25, 2016) Sailors fire the Mark-38 25MM machine gun on the guided-missile destroyer USS Stockdale (DDG 106) during a live-fire exercise. Providing a combat-ready force to protect collective maritime interests, Stockdale, assigned to the Stennis strike group, is operating as part of the Great Green Fleet on a regularly scheduled Western Pacific deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class David A. Cox/Released)