Politics

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** FILE ** Yemeni soldiers stand guard in front of Yemen's President Abed Rabbu Mansour Hadi's house as protestors demonstrate to denounce terror attacks and hail the decisions by Hadi to replace security officials in Sanaa, Yemen, Wednesday, Sept. 12, 2012. (AP Photo/Hani Mohammed)

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Republican Sen. Scott Brown speaks during a debate with Democratic challenger Elizabeth Warren in Springfield, Mass., Wednesday, Oct. 10, 2012. (AP Photo/Elise Amendola)

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** FILE ** Republican presidential candidate Mitt Romney makes a point on Wednesday, Oct. 10, 2012, at a campaign rally in Mount Vernon, Ohio, as New Jersey Gov. Chris Christie looks on. (Associated Press)

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Republican presidential candidate Mitt Romney makes a point Wednesday at a campaign rally in Mount Vernon, Ohio, as New Jersey Gov. Chris Christie looks on. (Associated Press)

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Calls were made to Vice President Joseph R. Biden’s office about an energy deal seeking political support. (Associated Press)

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Calls were made to Vice President Joseph R. Biden’s office about an energy deal seeking political support. (Associated Press)

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This undated handout photo provided by ABC News shows Martha Raddatz. She will moderate the Oct. 11 debate in Danville, Ky., between Vice President Joe Biden and Wisconsin Rep. Paul Ryan. (AP Photo/ABC News)

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Students posing as Vice President Joseph R. Biden and Republican rival Rep. Paul Ryan shake hands Wednesday during setup for Thursday night’s vice presidential debate at Centre College in Danville, Ky. (Associated Press)

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Republican presidential candidate Mitt Romney makes a point Wednesday at a campaign rally in Mount Vernon, Ohio, as New Jersey Gov. Chris Christie looks on. (Associated Press)

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Army PFC Fabian Castrillon hugs his fiancee Marivel Penalea, right, during a welcome home ceremony for 100 soldiers from the Army's 1st Battalion, 30th Infantry Regiment, Wednesday, Oct. 10, 2012 at Fort Stewart, Ga. Overall about 2,200 soldiers from Fort StewartÃs 3rd Infantry Division have deployed to Afghanistan this year. (AP Photo/Stephen Morton)

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Army SPC Cory Allen kisses his daughter Lacey Allen during a welcome home ceremony for soldiers from the Army's 1st Battalion, 30th Infantry Regiment at Fort Stewart, Ga. (AP Photo/Stephen Morton)