190626-N-RH019-0005 SOUTH CHINA SEA (June 26, 2019) Seaman Peter Detwiler aboard the Arleigh Burke-class guided-missile destroyer USS Momsen (DDG 92) operates as signalmen during a replenishment-at sea with the fleet replenishment oiler USNS Walter S. Diehl (T-AO 193). Momsen is deployed to the U.S. 7th Fleet area of operations in support of security and stability in the Indo-Pacific region (U.S. Navy photo by Mass Communication Specialist 2nd Class Sean Rinner/Released)