By Richard S. Dunham
Connecticut Senator Joseph Lieberman. Al Gore's 2000 running mate is the mystery man of the 2004 race. His speech at the DNC was widely considered a dud, and he was overshadowed at the New Hampshire event by stem-winding orations by Dean and the Reverend Al Sharpton. The Fox poll showed him dropping from 29% to 15% in the past month as his name-recognition edge seems to be wearing off. He's running a weak fourth in New Hampshire.
Some Democrats suggest he's too