Obama 2012

  President Barack Obama speaks during a campaign event at Herman Park, Monday, Aug. 13, 2012, in Boone, Iowa, during a three day campaign bus tour through Iowa. (AP Photo/Carolyn Kaster)
President Barack Obama speaks during a campaign event at Herman Park, Monday, Aug. 13, 2012, in Boone, Iowa, during a three day campaign bus tour through Iowa. (AP Photo/Carolyn Kaster)

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