DETROIT — The U.S. Coast Guard is scheduled to posthumously present the Purple Heart Medal at 11 a.m. on Monday, during a ceremony at Fort Gratiot Lighthouse. U.S. Coast Guard Capt. Brad Kelly, Commander, Sector Detroit, will present the award to Ric Marion on behalf of Glyone Mahaffy, Seaman, U.S. Coast Guard. Glyone, a Brown City, Michigan native, served aboard USS Leopold during World War II....