Royal Australian Navy Lt. Cmdr. Adam Klyne (left), Lt. William Hall (middle), and Lt. Cmdr. James Heydon (right), U.S. Navy’s Nuclear Power Training Unit - Charleston graduates, pose for a photo aboard USS Yorktown (CV 10) at the Patriots Point Naval and Maritime Museum in Mt. Pleasant, South Carolina, Jan. 12, 2024. The Nuclear Power Training Unit is a technical school that trains officers, enlisted Sailors and civilians for shipboard nuclear power plant operation and maintenance of surface ships and submarines. (U.S. Air Force photo by Tech. Sgt. Alex Fox Echols III)