Retired Coast Guard Commandant Adm. Bob Papp (right), U.S. Department of State Special Representative for the Arctic, chats with a member of Alaska's Stoney River Lodge during a delivery of medical supplies to a temporary medical treatment facility by a Canadian Coast Guard helicopter crew as part of the Arctic Chinook exercise in Kotzebue, Alaska, Aug. 24, 2016. Arctic Chinook is is a joint U.S. Coast Guard and U.S. Northern Command-sponsored exercise that consists of a live filed training exercise in Unified Command structure. U.S. Coast Guard photo by Petty Officer 1st Class BIll Colclough.