A U.S. Coast Guard rescue helicopter crew hoisted a man to safety after he was found clinging to a cooler about 30 miles off Longboat Key, Fla., on Thursday. (Credit: U.S. Coast Guard Southeast) A U.S. Coast Guard rescue helicopter crew hoisted a man to safety after he was found clinging to a cooler about 30 miles off Longboat Key, Fla., on Thursday. (Credit: U.S. Coast Guard Southeast)