Tonight on The Last Word: Speaker McCarthy targets Democrats while shielding Rep. George Santos. Also, Sen. Jon Tester vows to fight the GOP 30% sales tax plan on the Senate floor. Plus, President Biden announces the U.S. is sending 31 tanks to Ukraine. And Vladimir Putin's threat to cut off energy to Europe backfires. Rep. Daniel Goldman, Sen. Jon Tester, Brig. Gen. Pat Ryder and Jeffrey Sonnenfeld join Lawrence O'Donnell.