In the final weeks before the Iowa caucuses, the presidential candidates who make up the 2012 GOP field won’t be able to look to Sarah Palin, who ran for vice president in 2008, for a boost in the state.

In a Fox News appearance Sunday, Palin said that she would not endorse anyone “with the field as it stands.”

“My endorsement is going to be with sincerity and enthusiasm and I am just not there yet . . . with the field as it stands,” Palin said. “And there’s no need to endorse until that enthusiasm is within me, in my gut.”

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