181119-N-RH019-0003 ATLANTIC OCEAN (Nov. 19, 2018) The guided-missile destroyer USS Gonzalez (DDG 66) fires its MK-45 5-inch gun during a live-fire exercise. Gonzalez is underway with other ships from Abraham Lincoln Carrier Strike Group (CSG) cruiser-destroyer units (CRUDES) in order to complete Naval Surface Fire Support (NSFS) recertification. NSFS is an exercise in which destroyers and cruisers train to fire deck guns ashore in support of ground troops. (U.S. Navy photo by Mass Communication Specialist 2nd Class Sean Rinner/Released)