180720-N-UX013-3409 U.S. 5TH FLEET AREA OF OPERATIONS (July 20, 2018) Fireman Zachary Stone fires a .50-caliber machine gun under the instruction of Master-at-Arms 1st Class Brett Luchini during a crew served weapons exercise aboard the guided-missile destroyer USS Jason Dunham (DDG 109). Jason Dunham is deployed to the U.S. 5th Fleet area of operations in support of naval operations to ensure maritime stability and security in the Central region, connecting the Mediterranean and the Pacific through the western Indian Ocean and three strategic choke points. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jonathan Clay/Released)