A round is fired from an MK45 5-inch gun during a live-fire exercise aboard the Arleigh Burke-class guided-missile destroyer USS Stout (DDG 55). Stout, home-ported in Norfolk, Va., is on a scheduled deployment supporting maritime security operations and theater security cooperation efforts in the U.S. 6th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Amanda R. Gray/Released)