NATIONAL HARBOR, MD - MARCH 07: Supporters of Sen. Rand Paul (R-KY) are handed placards while waiting in line for a book signing with the senator at the Conservative Political Action Conference at the Gaylord International Hotel and Conference Center March 7, 2014 in National Harbor, Maryland. The CPAC annual meeting brings together conservative politicians, pundits and their supporters for speeches, panels and classes. (Photo by Chip Somodevilla/Getty Images)
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Getty Images News Chip Somodevilla