Pennsylvania governor race puts democracy on the ballot

The Last Word with Lawrence O’Donnell - A podcast by Lawrence O'Donnell, MSNBC

Tonight on the Last Word: Many Republican candidates back Donald Trump’s election lies. Also, the January 6 Committee denies the Justice Department’s requests for transcripts. Plus, the Pennsylvania GOP Senate primary vote counting continues. And a new book details Mitch McConnell’s role in the Senate under Trump. Rep. Madeleine Dean, Eddie Glaude, Stuart Stevens, Neal Katyal, Tim O’Brien, Tim Miller and Ira Shapiro join Lawrence O’Donnell.