Just 10 months into his first term in elected office, James Webb found himself on the podium for one of the most coveted speaking slots in Democratic politics. The freshman senator from Virginia delivered the keynote address to the New Hampshire Democratic Party at its annual Jefferson-Jackson Dinner a week ago, a role that in recent years has been played by current and former White House candidates John Edwards and John Kerry. Two years ago the speech was delivered by Sen. Evan Bayh, who is viewed as a potential vice presidential pick next year.... Direct and withering when talking about...