Sen. Barack Obama listens as his running mate Sen. Joe Biden speaks at a rally in front of the Old State Capitol in Springfield, Ill., Aug. 23, 2008. Deeply private yet in-your-face, collegial yet ideological, the Delaware senator brings a wealth of foreign policy experience to Obama's administration, plus wisdom in the ways of Washington and an infectious enthusiasm for political donnybrooks.
(Photo: AP Photo/Alex Brandon)
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