STAMFORD, Conn. -- U.S. Sen. Joe Lieberman harshly criticized Ralph Nader Monday for running for president, joining a chorus of Democrats who fear that Nader supporters will help send George W. Bush back to the White House. "I argued and Al Gore did in 2000 that a vote for Ralph Nader was effectively a vote for George Bush, and if you care about the environment and fairness and the economy as Ralph says he does, than you ought to vote for the Democratic ticket," said Lieberman, who was Al Gore's running mate in 2000. As the Green Party's nominee in...