INDIAN OCEAN (Oct. 18, 2021) The Royal Australian Navy Anzac-class frigate HMAS Ballarat (FFH 155) conducts an underway replenishment with the Henry J. Kaiser-class underway replenishment oiler USNS Yukon (T-AO 202) in the Indian Ocean. Yukon provides U.S. Navy, allies� and partners� ships operating in the 7th Fleet area of operations with critical supplies, including fuel, food and spare parts. As the U.S. Navy's largest forward-deployed fleet, 7th Fleet employs 50-70 ships and submarines across the Western Pacific and Indian Oceans. U.S. 7th Fleet routinely operates and interacts with 35 maritime nations while conducting missions to preserve and protect a free and open Indo-Pacific Region. (U.S. Navy photo by Capt. Daniel Glazier)