Responding to allegations she dabbed in witchcraft, Delaware Republican Senate Candidate Christine O'Donnell is hitting back in a new ad. Jerry Seib and Aaron Zitner analyze the ad.

Rungano Nyoni's feature I Am Not A Witch tells the story of an eight-year ... After thanking her husband, mother and niece, she said: "I'm now pulling things from the air. Erm, who else?