The Last Word with Lawrence O'Donnell 10/30/17

Ex-US attorney: 'Absolutely incredible' Trump adviser lied to FBI

George Papadopoulos lied to the FBI about his contacts with Russia, but is now cooperating. Fmr. U.S. Attorney Joyce Vance says nothing angers FBI agents more than being lied to—and those lies could have a major impact. Vance & David Frum join Lawrence O'Donnell. ... more Duration: {{video.duration.momentjs}}