Obama's battleground fight

Associated Press
President Barack Obama, accompanied by Sandra Fluke, waves at a campaign in Denver, Wednesday, Aug. 8, 2012. Fluke is a Georgetown law student who inadvertently gained notoriety when talk show host Rush Limbaugh spoke disparagingly of her testimony before Congress on the issue of contraception and insurance coverage. (AP Photo/Pablo Martinez Monsivais)

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President Barack Obama hits potential swing states to campaign for his re-election.

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