03/29/2008 05:12 am ET Updated May 25, 2011

Clinton Aide: Richard Endorsement Insignificant

Former Democratic presidential candidate and New Mexico Gov. Bill Richardson finally made up his mind and endorsed Sen. Barack Obama today, but a senior advisor to Sen. Hillary Clinton's campaign--which likewise spent months courting the governor's nod--dismissed its significance.

"Look, I think that everyone has their endorsers," said senior Clinton strategist Mark Penn, adding-with a little huff-"I think New Mexico is a state that actually, we won."

"The time that he could have been effective has long since passed," he continued, "I don't think it is a significant endorsement in this environment."

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