Two failed White House campaigns have left Dennis Kucinich fighting for his political life against the toughest, best-financed challenge in his 12-year congressional career. "Mr. Kucinich is not a congressman, he's a showman," said City Councilman Joe Cimperman, 37, a Democratic challenger who has raised nearly $500,000 and landed high-profile endorsements from the mayor and the city's daily newspaper heading into Tuesday's Democratic primary.
