SOUTH CHINA SEA (Oct. 23, 2023) Cryptologic Technician (Collection) 3rd Class Theresa Scheff, from Milford, Pennsylvania, stands phone-talker watch on the forecastle aboard the Arleigh Burke-class guided-missile destroyer USS Dewey (DDG 105) during an underway replenishment with the fleet replenishment oiler USNS Big Horn (T-AO 198) in the South China Sea, Oct. 23, 2023. Dewey is forward-deployed and assigned to Commander, Task Force 71/Destroyer Squadron (DESRON) 15, the Navy's largest DESRON and the U.S. 7th Fleet's principal surface force. Big Horn is assigned to Military Sealift Command Far East (MSC FE) who in coordination with Commander, Task Force 73, refuels and resupplies deployed naval forces, along with regional allies and partners in the Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 1st Class Greg Johnson)