190410-N-YS418-258 SEA OF HEBRIDES (April 10, 2019) The guided-missile destroyer USS Gravely (DDG 107) fires its 5-inch gun during a live-fire exercise as part of Joint Warrior 19-1. Gravely is underway on a scheduled deployment as the flagship of Standing NATO Maritime Group 1 to conduct maritime operations and provide a continuous maritime capability for NATO in the northern Atlantic. (U.S. Navy photo by Lt. Izaac Hite/Released)