Meet the Press NOW — March 21

President Trump’s tariff announcement sends shockwaves through the global markets. Rep. Steven Horsford (D-Nev.) discusses Democrats’ strategy to push back against the executive branch amid the tariff turmoil. Rep. Mike Lawler (R-N.Y.) calls the president’s tariffs a “negotiating tool.”

Off-year elections in Florida and Wisconsin are the first major tests for the Trump administration and could have major national implications. Ontario Premier Doug Ford discusses Canada’s plan to retaliate to the new U.S. tariffs. Sen. Ted Cruz (R-Texas.) talks with NBC News Chief Capitol Hill Correspondent Ryan Nobles about his legislation to reform NIL opportunities for college athletes. 

In an exclusive interview with Kristen Welker, President Trump says he 'couldn't care less' if foreign automakers raise car prices as he vows to forge ahead with his tariff policies. Elon Musk emerges as a major donor and a major issue in Wisconsin’s Supreme Court election. President Trump expresses confidence that a TikTok deal will be reached ahead of Saturday’s deadline.

President Donald Trump tells Kristen Welker in a phone interview that he’s “angry” and “pissed off” at Russian President Vladimir Putin. Jeffrey Goldberg, editor-in-chief of The Atlantic, exclusively joins Meet the Press to discuss the fallout from the Signal leak. Sen. Markwayne Mullin (R-Okla.) talks about the material shared in the Signal messages. Sen. Michael Bennet (D-Colo.) discusses how Congress should respond. Jonathan Allen, Michael Dubke, Andrea, Mitchell and Symone Sanders Townend join the Meet the Press roundtable. 

President Trump and Republicans are concerned about the thin House majority ahead of special elections in Florida. NBC News National Political Correspondent Steve Kornacki previews the races to fill seats in Florida’s 1st and 6th Congressional District. Rep. Mike Flood (R-Neb.) joins Meet the Press NOW to discuss public reception of Trump's agenda. Iranian Journalist Masih Alinejad speaks about the murder-for-hire plot to kill her after the suspects were convicted in court.

President Donald Trump announced a new 25 percent tariff on all imported vehicles and parts, further escalating a trade war with America's top economic partners. A focus group produced by Syracuse University, Engagious and Sago spotlights African-American men from varying states and political backgrounds largely standing by their vote for President Trump. NBC News Senior Homeland Security Correspondent Julia Ainsley reports the incident at Tufts University where federal agents detained a Turkish national in the U.S. on a student visa.

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.

The Trump administration tries to downplay a major national security blunder after top national security officials used the messaging app Signal to discuss military planning. House Majority Whip Rep. Tom Emmer (R-Minn.) joined Meet the Press NOW to discuss the fallout. Former National Security Advisor John Bolton reacts to the testimony from Director of National Intelligence Tulsi Gabbard and CIA Director John Ratcliffe’s testimony before the Senate.

An appeals court holds a hearing on White House’s effort to use Alien Enemies Act to deport Venezuelan migrants. NBC News Senior National Security Correspondent Courtney Kube joins Meet the Press NOW to discuss how the editor-in-chief of The Atlantic was accidentally included in a group chat with White House officials planning strikes on Yemen. Lawmakers return to Washington and begin work on the budget reconciliation process to fund President Trump’s priorities.

In an exclusive interview, Senate Democratic Leader Chuck Schumer (N.Y.) says America is in a constitutional crisis and rejects calls to step down as his party’s Senate leader. Sen. John Curtis (R-Utah) weighs in on President Trump’s defiance of the courts. Yamiche Alcindor, Adrienne Elrod, Stephen Hayes and Hallie Jackson join the Meet the Press roundtable.