A member of Coast Guard Cutter Healy’s temporary regional dive locker team, Senior Chief Petty Officer Donald Selby, conducts a familiarization dive in the Chukchi Sea, Aug. 5, 2021. The crew aboard Healy, a 420’ medium icebreaker, is providing U.S. surface presence in the Arctic, conducting high latitude science and research missions, engaging in exercises and professional exchanges with foreign navies and patrols, and conducting other operations as directed throughout the deployment. (U.S. Coast Guard photo by Petty Officer 2nd Class Connor Dahl)