A Coast Guard Cutter Polar Star boat crew departs the cutter for training in McMurdo Sound, Antarctica, Jan. 6, 2016. During the training, Petty Officer 3rd Class Preston Cummings, a boatswain’s mate in the Polar Star’s deck department, completed his coxswain qualification, which is the position that pilots the boat. (U.S. Coast Guard photo by Petty Officer 2nd Class Grant DeVuyst)