Coast Guard Cutter Healy crew members bring a conductivity, temperature and depth rosette on board after collecting water samples in the Chukchi Sea near Icy Cape, Alaska, July 28, 2017. The Healy, the Coast Guard’s largest and most technologically advanced icebreaker, is a platform that supports missions such as diving operations, science research activities and ice operations. U.S. Coast Guard video by Petty Officer 2nd Class Meredith Manning