Meet the Press NOW – March 26

Senate Intelligence Vice Chair Mark Warner (D-Va.) calls on Defense Secretary Pete Hegseth and National Security Adviser Mike Waltz to be fired or resign over the Signal leaks. Former CIA Director John Brennan weighs in on the apparent breach of protocol by the White House national security team. NBC News Election Law Analyst Rick Hasen says President Trump's sweeping order to overhaul elections goes beyond his constitutional authority.