A federal judge says Donald Trump knew the voter fraud claims were false. Also, Trump-backed Doug Mastriano pushes an antisemitic trope in Pennsylvania. Plus, President Biden announces steps to lower gas prices. And Sen. Sheldon Whitehouse details the GOP "scheme" to control the Supreme Court. Andrew Weissmann, Barbara McQuade, Pennsylvania Attorney General Josh Shapiro and White House Chief of Staff Ron Klain also join Lawrence O'Donnell.

Tonight on The Last Word: Justice Clarence Thomas temporarily blocks Sen. Lindsey Graham's testimony in the Georgia election probe. Also, an Iowa poll puts Sen. Chuck Grassley and retired Admiral Mike Franken in a statistical tie. Plus, North Carolina Senate nominees spar over abortion, crime and democracy. And a biography reveals new details about Sen. Ted Kennedy's life. Ben Rhodes, Bradley Moss, retired Admiral Mike Franken, Cheri Beasley and John Farrell join Lawrence O'Donnell.