Bin Laden death enters U.S. politics

AFGHANISTAN - AUGUST 8:  Undated file picture of Saudi dissident Ossama Bin Ladin in an undisclosed place inside Afghanistan. Ossama Bin Ladin speaks while siting in front of a bannar inscribed basic Islamic tenet in Afghanistan. The billionaire Bin Ladin, member of a family of wealthy Saudi construction tycoon, is blamed for two bomb blasts in his home country in 1995-96 that killed 24 US servicemen. AFP PHOTO  (Photo credit should read AFP/AFP/Getty Images)

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    Bin Laden death enters U.S. politics

CNN's Candy Crowley reports on the political stir from an Obama campaign ad spotlighting the killing of Osama bin Laden.