Seaman Benjamin Duvall and Seaman Mead Bragdon use a litter to carry a simulated casualty to sickbay aboard U.S. Coast Guard Cutter Oak, June 28, 2022. The crew of Oak is using their underway time to qualify personnel while enroute to the annual Exercise Argus off the coast of Greenland. U.S. Coast Guard photo by Petty Officer 2nd Class Diana Sherbs.