Republican Dean Young (above) is backed by the Tea Party. He faces Bradley Byrne in a special runoff election Tuesday to fill Alabama's 1st Congressional District seat. Phillip Rawls and Campaign of Dean Young/AP hide caption

itoggle caption Phillip Rawls and Campaign of Dean Young/AP

Demonstrators march toward the U.S. Capitol on Saturday to demand that Congress investigate the National Security Agency's mass surveillance programs. Fang Zhe/Xinhua/Landov hide caption

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On June 4, President Obama introduces his nominees to the U.S. Court of Appeals for the District of Columbia Circuit: from right, Patricia Ann Millett, Cornelia T. L. Pillard and Robert L. Wilkins. Mark Wilson/Getty Images hide caption

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Sen. Claire McCaskill, D-Mo., and White House Chief of Staff Denis McDonough after anxious Senate Democrats met privately on Capitol Hill with Obama administration officials about Obamacare, Oct. 31, 2013. J. Scott Applewhite - AP Photos J. Scott Applewhite/AP hide caption

itoggle caption J. Scott Applewhite - AP Photos J. Scott Applewhite/AP

Then-Secretary of State Hillary Clinton and Vice President Biden at a White House event in October 2011. A new book says President Obama's aides were then studying whether to replace Biden with the former first lady on the 2012 ticket. Kevin Dietsch /UPI /Landov hide caption

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Acura MDX sport utility vehicles roll off the assembly line at a Honda plant in Lincoln, Ala., in May. Overseas investors have U.S. assets totaling nearly $4 trillion, including auto plants, banks and mines. Joe Songer/AL.com/Landov hide caption

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