Several McMurdites pull in a heaving line attached to a mooring line from the U.S. Coast Guard Cutter Polar Star in McMurdo Sound, Antarctica, Jan. 16, 2024. Polar Star is enroute to Antarctica in support of Operation Deep Freeze, a joint service, interagency support operation for the National Science Foundation, which manages the United States Antarctic Program. (U.S. Coast Guard photo by Petty Officer 2nd Class Ryan Graves)