NASHVILLE, Tenn. -- Stressed Miami drivers speed, tailgate and cut off other drivers so frequently that it has earned the city the title of worst road rage in a survey released Tuesday. Norwalk, Conn.-based AutoVantage, an automobile membership club offering travel services and roadside assistance, also listed Phoenix, New York, Los Angeles and Boston among the top five cities for rude driving in its first "In the Driver's Seat Road Rage Survey." "The advent of road rage is part of every day life," said Todd Smith, director of corporate communications for AutoVantage's parent company, Affinion Group, which has offices in...