U.S. Coast Guard Cutter Mackinaw (WLBB 30) crew conducts track maintenance during a joint exercise with another crew U.S. Coast Guard Air Station Traverse City on the St. Mary's River, Feb. 5, 2026. The Mackinaw was clearing ice in support of Operation Taconite, which aids the flow of commerce during the winter months on the Great Lakes. (U.S. Coast Guard photo by Commander Andrew Lund)