Tonight on The Last Word: The House Rules Committee advances the debt ceiling bill. Also, The Washington Post reports that prosecutors are questioning a Trump employee about Mar-a-Lago surveillance footage. Plus, calls for Justice Clarence Thomas to resign continue. And a recent poll finds most Tennessee voters support stricter gun laws. Jennifer Rubin, Harry Litman, Sen. Sheldon Whitehouse and Tennessee State Rep. Justin J. Pearson join Lawrence O'Donnell.