190306-N-TO792-036 EAST CHINA SEA (March 6, 2019) Sailors heave around a refueling line connected from U.S. 7th Fleet flagship USS Blue Ridge (LCC 19) to the Military Sealift Command dry cargo and ammunition ship USNS Matthew Perry (T-AKE 9) during an underway replenishment-at-sea. Blue Ridge is the oldest operational ship in the Navy and, as 7th Fleet command ship, actively works to foster relationships with allies and partners in the Indo-Pacific Region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Mar'queon Tramble/Released)