150407-N-ZE250-117 BLACK SEA Logistics Specialist Seaman Elliott Dreiling, from Goddard, Kan., fires an M2 .50-caliber machine gun during a live-fire exercise aboard USS Jason Dunham April 7, 2015. Jason Dunham, an Arleigh Burke-class guided-missile destroyer, home-ported in Norfolk, is conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe.