The Last Word with Lawrence O'Donnell 01/09/18

Ex-Judiciary aide on what we learned from Fusion GPS transcript

Ron Klain, fmr. chief counsel to the Senate Judiciary Committee, says he would've pushed Sen. Feinstein to release Fusion GPS co-founder Glenn Simpson's testimony. Lawrence O'Donnell also talks with Trump biographer Tim O'Brien, who is referenced in the transcript. ... more Duration: {{video.duration.momentjs}}