The Last Word with Lawrence O'Donnell 09/20/12

Ann Romney to GOP: 'Stop it'

Ann Romney tells Mitt Romney's Republican critics to “stop it.” MSNBC's Lawrence O'Donnell discusses Peggy Noonan's newest critique and the Romney campaign wreckage with MSNBC's Krystal Ball and Ari Melber. ... more Duration: {{video.duration.momentjs}}