Alaska Air National Guard and Royal Canadian Air Force search and rescue personnel load simulated casualties onto an MH-60 Jayhawk helicopter from U.S. Coast Guard Air Station Kodiak during exercise Arctic Chinook, near Kotzebue, Alaska. Arctic Chinook is a joint U.S. Coast Guard and U.S. Northern Command sponsored exercise which focuses on multinational search and rescue readiness to respond to a mass rescue operation requirement in the Arctic. (U.S. Air National Guard photo by Staff Sgt, Edward Eagerton)