President Obama embraces retiring Rep. Gabrielle Giffords, Arizona Democrat, as members of Congress applaud before his State of the Union address on Tuesday, Jan. 24, 2012, on Capitol Hill in Washington. (AP Photo/Saul Loeb)
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President Obama embraces retiring Rep. Gabrielle Giffords, Arizona Democrat, as members of Congress applaud before his State of the Union address on Tuesday, Jan. 24, 2012, on Capitol Hill in Washington. (AP Photo/Saul Loeb)
