PHILIPPINE SEA (Mar. 16, 2016) The Arleigh Burke-class guided-missile destroyer USS McCampbell (DDG 85) fires the MK 45 5-inch lightweight gun during a live-fire exercise. McCampbell is on patrol in the 7th Fleet area of operations in support of security and stability in the Indo-Asia-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Bryan Jackson/Released)