150303-N-ZE250-179 ATLANTIC OCEAN (March 3, 2015) Gunner’s Mate 1st Class Daniel Pangburn fires a .50-cal. M2 machine gun during a live-fire exercise on the aft missile deck of the guided-missile destroyer USS Jason Dunham (DDG 109). Jason Dunham is conducting naval operations in the U.S. 6th Fleet area of responsibility in support of U.S. national security interests in Europe. (U.S. Navy photo by Mass Communication Specialist 3rd Class Weston Jones/Released)