DPC Barack Obama (22 images)

Updated: March 27, 2008 at 8:04 PM
9 of 22
Democratic presidential hopeful Sen. Barack Obama (D-Ill.) is joined by Oprah Winfrey before he addresses supporters at a rally at the Hy-Vee Conference Center in Des Moines, Iowa on December 8, 2007. Iowa voters head to the polls for a caucus on January 3, 2008. (UPI Photo/Brian Kersey)
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