Thomas McElhany, 26, has been missing since around 5 a.m. Friday when the crew of the Carnival Victory alerted the Coast Guard that a passenger had gone overboard about 35 miles south of Islamorada. The Victory briefly joined the search Friday, but eventually returned to the Port Miami. The Coast Guard said crews including those on airplanes, helicopters and cutters searched for 32 hours and covered 2,086 square miles.