The Last Word with Lawrence O'Donnell 09/22/11

Post-Republican debate analysis

Rick Perry and Mitt Romney sparred about Social Security, health care and what is and is not in their respective books. MSNBC's Lawrence O'Donnell discusses the winners and losers with MSNBC's Chris Hayes and Howard Fineman and Sam Stein, both of The ... more Duration: {{video.duration.momentjs}}