Seaman Marcus Harris, a crewmember aboard U.S. Coast Guard Cutter Polar Star (WAGB 10), trades patches with a member of the New Zealand Defense Force from HMNZS Aotearoa in McMurdo Sound during Operation Deep Freeze, Feb. 7, 2025. Operation Deep Freeze works closely with other Antarctic programs to include those of New Zealand, Australia and Italy, as well as their respective defense forces. (U.S. Coast Guard photo by Petty Officer 2nd Class Briana Carter)