Trump administration officials inadvertently included an Atlantic journalist in a Signal group chat discussing military strike plans against Yemen, a security breach that dominated evening coverage. The National Security Council confirmed the messages "appear to be authentic" and launched an investigation.
Immigration enforcement continued intensifying with Border Czar Tom Homan overseeing ICE arrests of 370 people in Boston. A federal judge compared deportation procedures to "Nazis getting better treatment" during a hearing on the Alien Enemies Act, pushing back against Trump's removal of Venezuelan gang members.
Economic measures expanded as Trump announced a 25% tariff on countries purchasing Venezuelan oil. Second Lady Usha Vance's planned trip to Greenland generated diplomatic tensions, with Greenland's Prime Minister calling it "highly aggressive" amid renewed U.S. acquisition interest.
Columbia University responded to federal funding cuts by firing an anti-Israel lecturer, continuing the institutional capitulation pattern that began on March 22.