170506-N-RM689-030 PACIFIC OCEAN (May 6, 2017) The Arleigh Burke-class guided-missile destroyer USS Wayne E. Meyer (DDG 108) fires it's Mark 45 5-inch gun during a live-fire maintenance exercise. The U.S. Navy has patrolled the Indo-Asia Pacific routinely for more than 70 years promoting regional peace and security. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kelsey L. Adams/Released)