171026-N-EG687-2154 PACIFIC OCEAN (Oct. 27, 2017) The aircraft carrier USS Theodore Roosevelt (CVN 71), the fleet replenishment oiler USNS Guadalupe (T-AO 200) and the Arleigh Burke-class guided-missile destroyer USS Halsey (DDG 97) conduct a replenishment-at-sea. Theodore Roosevelt is underway for a regularly scheduled deployment in the U.S. 7th Fleet area of operations in support of maritime security operations and theater security cooperation efforts. (U.S. Navy photo by Mass Communication Specialist 3rd Class Austin R. Clayton/Released)