190224-N-JX484-232 NORTH SEA (Feb. 24, 2019) Personnel Specialist Seaman Kaela Millano, right, observes as Ensign Elliot Speirs takes a laser range reading from the guided-missile destroyer USS Gravely (DDG 107) to the stern of the German navy replenishment tanker FGS Spessart (A 1442) before a replenishment-at-sea. Gravely is deployed 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)