U.S. Coast Guard members assigned to deck department aboard Coast Guard Cutter Mackinaw (WLBB 30) prepare to offload a buoy during an evolution in Milwaukee, Wisconsin, Dec. 2, 2025. One of the Coast Guard’s 11 statutory missions is maintaining aids to navigation, and year round, crews across the Coast Guard work to ensure mariners and boaters have the correct aids to effectively navigate. (U.S. Coast Guard photo by Petty Officer 3rd Class Mary Wysong)