In an image from Senate video, presidential candidate Sen. Rand Paul speaks on the floor of the U.S. Senate Wednesday afternoon at the start of an almost 11-hour speech opposing renewal of the Patriot Act. AP hide caption
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Sen. Rand Paul
Sen. Rand Paul, R-Ky., listens to a question at the Epoch Restaurant in Exeter, N.H., on March 21. Paul announced his presidential run today in Louisville, Ky. Cheryl Senter/AP hide caption
Sen. Marco Rubio, R-Fla., the son of Cuban immigrants, expresses his disappointment in President Obama's initiative to normalize relations between the U.S. and Cuba, on Wednesday. J. Scott Applewhite/AP hide caption
An officer is reflected in the glass as inmates sit in the Williston, N.D., county jail in July 2013. Andrew Burton/Getty Images hide caption
Republican Sen. Rand Paul of Kentucky testified last year in favor of revamping the nation's mandatory federal minimum sentencing laws. Manuel Balce Ceneta/AP hide caption
Kentucky Sen. Rand Paul could catch a political updraft from President Obama's decision to restrict NSA telephone data collection efforts. Justin Sullivan/Getty Images hide caption
Sen. Rand Paul, R-Ky., in front of the federal district court in Washington, where he filed his lawsuit against the Obama administration and the NSA. Charles Dharapak/AP hide caption
Kentucky's Democratic governor, Steve Beshear, has gotten considerable attention for embracing President Obama's Affordable Care Act and adopting the Common Core educational standards. Roger Alford/AP hide caption
Sen. Rand Paul, R-Ky., is sorry for the plagiarized material in his speeches and op-eds. And he thinks some journalists are just plain sorry. Jose Luis Magana/AP hide caption
Sen. Rand Paul (R-KY) speaks during a rally on Sept. 10 in Washington, D.C. Drew Angerer/Getty Images hide caption
Republican Sen. Ted Cruz speaks to the media Wednesday after delivering a marathon Senate floor speech. Jacquelyn Martin/AP hide caption
Gov. Chris Christie of New Jersey Julio Cortez/AP hide caption
Sen. Rand Paul. Mandel Ngan /AFP/Getty Images hide caption