U.S. Coast Guard Capt. Keith Ropella, commanding officer U.S. Coast Guard Cutter Polar Star (WAGB 10), stands next to the cutter after a press briefing in Hobart, Australia, Dec. 18, 2023. U.S. Coast Guard Cutter Polar Star is en route to Antarctica in support of Operation Deep Freeze, a joint service, inter-agency support operation for the National Science Foundation, which manages the United States Antarctic Program. (U.S. Coast Guard photo by Petty Officer 3rd Class Ryan Graves)