New Jersey Gov. Chris Christie talks with Dallas Cowboys team owner Jerry Jones, as the team warms up before Sunday's NFL playoff game against the Detroit Lions. Brandon Wade/AP hide caption

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New Jersey Gov. Chris Christie leaves the Fort Lee, N.J., City Hall on Jan. 9. Louis Lanzano/AP hide caption

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New Jersey Gov. Chris Christie joins Lt. Gov. and Secretary of State Kim Guadagno (right) at a statewide prayer service in Newark marking the one-year anniversary of Superstorm Sandy, in October. Eric Thayer/AP hide caption

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Democratic New Jersey Assemblymen (from left) Lou Greenwald, John S. Wisniewski and Vincent Prieto take questions at a news conference announcing a renewed investigation into the George Washington Bridge scandal. Mel Evans/AP hide caption

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New Jersey Gov. Chris Christie, center, in one of the "Stronger Than The Storm" ads aimed at bringing tourists back to his state after Hurricane Sandy. StrongerThanTheStorm YouTube channel hide caption

itoggle caption StrongerThanTheStorm YouTube channel