190105-N-JX484-382 ATLANTIC OCEAN (Jan. 5, 2019) Sonar Technician (Surface) 2nd Class Thomas Carney fires a .50-caliber machine gun during a live-fire exercise aboard the guided-missile destroyer USS Gravely (DDG 107). Gravely is deployed to conduct maritime operations as the flagship of Standing NATO Maritime Group 1 in the U.S 6th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Mark Andrew Hays/Released)