Keywords: US Navy 090301-N-9123L-001 USS John S. McCain (DDG 56) fires its MK-45 five-inch gun system.jpg en PACIFIC OCEAN March 1 2009 The guided-missile destroyer USS John S McCain DDG 56 fires its MK-45 five-inch gun system during a gunnery exercise McCain one of seven Arleigh Burke-class destroyers assigned to Destroyer Squadron DESRON 15 is currently serving as the flagship for exercise MultiSail U S Navy photo by Mass Communication Specialist 2nd Class Byron C Linder/Released 2009-03-01 090301-N-9123L-001 Navy http //www navy mil/view_image asp id 69312 U S Navy photo by Mass Communication Specialist 2nd Class Byron C Linder PD-USGov-Military-Navy 5 /54 caliber Mark 45 gun firing Aboard USS John S McCain DDG-56 |