Petty Officer 3rd Class Tyler Rodriguez, a machinery technician on Coast Guard Cutter Polar Star (WAGB 10), pulls Fireman Bailey Martel, a member of main propulsion division on Coast Guard Cutter Polar Star (WAGB 10), on a sled across the ice during ice liberty in the McMurdo Sound, Antarctica, Jan. 2, 2023. They deployed in support of Operation Deep Freeze 2023, one of the more challenging U.S. military peacetime missions due to the harsh environment in which it is conducted. (U.S. Coast Guard photo by Petty Officer 3rd Class Aidan Cooney)