12/30/2011 02:36 pm ET

Huntsman Defends Obama Being Born In U.S.

Jon Huntsman made one thing abundantly clear after a campaign stop in Portsmouth on Friday - he has no doubt that Barack Obama was born in America.

"The President was born in the United States - end of conversation," Huntsman said. He was responding to a question about a comment Mitt Romney's son, Matt, made during an appearance in Concord on Thursday.

Asked when his father will release his tax returns, Matt Romney said "I heard someone suggest the other day that as soon as President Obama releases his grades and birth certificate... then maybe he'll do it."

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