The Last Word with Lawrence O'Donnell 12/13/17

Steve Kornacki: What Doug Jones needed—and got—in Alabama

After a momentous night at MSNBC's Big Board, Steve Kornacki joins Lawrence O'Donnell to explain the three things Democrat Doug Jones needed to pull off a victory over Republican Roy Moore in the Alabama Senate special election – which he got. ... more Duration: {{video.duration.momentjs}}