180329-N-VN584-1091 INDIAN OCEAN (March 29, 2018) Airman Dennis Martinovich uses a sound-powered phone aboard the aircraft carrier USS Theodore Roosevelt (CVN 71) during a replenishment-at-sea with the fleet replenishment oiler USNS Guadalupe (T-AO 200). Theodore Roosevelt is underway for a 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 Alex Corona/Released)