150719-N-FQ994-227 MEDITERRANEAN SEA (July 19, 2015) Gunner's Mate 2nd Class Alex Scott, from Blue Bell, Pa., fires a Mark 34 25-mm chain gun aboard the guided-missile destroyer USS Ross (DDG 71) during a live-fire demonstration for civilian tiger cruise participants. Ross is conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. (U.S. Navy photo by Mass Communication Specialist 3rd Class Robert S. Price/Released)