SOUTH CHINA SEA (Oct. 11, 2021) The Military Sealift Command Henry J. Kaiser-class fleet replenishment oiler USNS Big Horn (T-AO 198), left, prepares for an underway replenishment, providing fuel and other critical supplies, with the Royal Australian Navy Anzac-class frigate HMAS Warramunga (FFH 152), center, and the Hobart-class destroyer HMAS Brisbane (DDG 41) in the South China Sea. Military Sealift Command Far East ensures ships like Big Horn are manned, trained and equipped to deliver essential supplies, fuel, cargo, and equipment to U.S. forces, allies and partners, both at sea and on shore. (U.S. Navy photo by Juahn Gaskins)