Los Angeles mayoral candidates Eric Garcetti and Wendy Greuel. AP hide caption

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Former Florida Governor Jeb Bush speaks at the Reagan Library after autographing his new book 'Immigration Wars: Forging an American Solution' on March 8 in Simi Valley, Calif. Getty/AP hide caption

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New Jersey Gov. Chris Christie gives details on his 2014 state budget in Trenton, N.J., Tuesday, Feb. 26, 2013. Rich Schultz/AP hide caption

itoggle caption Rich Schultz/AP