Petty Officer 2nd Class Ryan Copeland, a machinery technician in the Coast Guard Cutter Polar Star engineer department, throws a pitch to one of his shipmates during ice liberty on McMurdo Sound, Antarctica, Jan. 7, 2016. The short break on the ice was the crew’s first chance to get off the cutter since leaving Tasmania. (U.S. Coast Guard photo by Petty Officer 2nd Class Grant DeVuyst)