In an e-mail message sent this week to his own supporters, Clark, who is said to be considering another run for the White House in 2008, lauded the Greenwich cable company executive for "running the type of campaign all Democrats can be proud of." "Standing up to President Bush's failed policy in Iraq, dispensing with self-serving and wishy-washy notions of 'independence,' and pledging to invest in America's future, Ned Lamont is a candidate for Senate who I am proud to endorse," he wrote. Clark also took a swipe at Lieberman, now running as an independent, saying the senator had "decided...