MSNBC's Ari Melber hosts "The Beat" on Tuesday, April 29, and delivers a special show breaking down President Trump's first 100 days in office. Plus, Melber reports on Trump's firing of a Biden appointees from the U.S. Holocaust Memorial Museum. James Carville, Mark Leibovich, Douglas Brinkley and Christina Greer join.

MSNBC's Ari Melber hosts "The Beat" on Thursday, May 1, and reports on the first major ousting of a Trump White House official and new heat on billionaire Elon Musk. Plus, Democratic Congresswoman Jasmine Crockett joins for an extended conversation on the future of the Democratic party. Ron Isana, Jason Johnson and Sabrina Singh also join.