190401-N-JX484-172 FIRTH OF CLYDE (April 1, 2019) The guided-missile destroyer USS Gravely (DDG 107) transits the Firth of Clyde during training exercises as part of Joint Warrior 2019. Gravely is underway on a regularly-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 Mass Communication Specialist 2nd Class Mark Andrew Hays/Released)