Cain Harassment Charges; G20 Summit 2011; Joan Didion

Journalists Mark Halperin and Maggie Haberman analyze the allegations that Republican presidential candidate Herman Cain harassed two female colleagues. Gillian Tett of the Financial Times and Ian Bremmer of the Eurasia Group report on the recent G20 summit. Joan Didion shares her book, "Blue Nights," a portrait of her daughter Quintana who died in 2005.