U.S. Coast Guard Petty Officer 3rd Class David Calain, a crewmember on the Coast Guard Cutter Mackinaw, offloads trees Dec 4, 2021, at Navy Pier, Chicago. Calain is a Machinery Technician aboard the Coast Guard Cutter Mackinaw. (U.S. Coast Guard photo by Petty Officer 3rd Class Jessica Fontenette)