U.S. Coast Guard Petty Officer 2nd Class Harrison Bauer, a boatswain’s mate, swims next to the Coast Guard Cutter Polar Star (WAGB 10) while practicing ice rescue techniques in McMurdo Sound, Antarctica, Dec. 29, 2023. The U.S. military's support of U.S. Antarctic research began in 1955. U.S. Indo-Pacific Command continues to lead the Joint Task Force-Support Forces Antarctica team in providing logistic support for the United States Antarctic Program. (U.S. Coast Guard photo by Petty Officer 3rd Class Ryan Graves)