Coast Guard Ensign Katie Braynard, a member of the U.S. Coast Guard Cutter Mackinaw, explains cutter operations to guests aboard the cutter in the Straits of Mackinac, Feb. 5, 2013.The cutter is homeported out of Cheboygan, Mich., and has a mission of ice-breaking during the winter months.Coast Guard photo by Ensign Jenifer Lopez