The Last Word with Lawrence O'Donnell 04/03/13

Mark Sanford will face Elizabeth Colbert Busch

Stephen Colbert's sister, Elizabeth Colbert Busch, will face former South Carolina Gov. Mark Sanford in South Carolina's special congressional election. MSNBC's Lawrence O'Donnell, the Washington Post's Eugene Robinson, and South Carolina Democratic ... more Duration: {{video.duration.momentjs}}