A tariff deal with Canada that President Trump said was done collapsed over the weekend after Prime Minister Mark Carney called the terms unfair. The Washington Post’s David Lynch breaks down what happens next.

The U.S. is preparing tougher sanctions against Iran, with Trump talking of an “economic D-Day” for Tehran. The Associated Press’s Farnoush Amiri explains how Iran has weathered sanctions for decades.

Construction crews are racing to finish Trump’s 90,000-square-foot ballroom before the Supreme Court rules on its legality. The Wall Street Journal’s James Romoser explains the administration’s strategy.

Plus, a fire forces thousands in Reno, Nevada, to evacuate, a meeting between Hakeem Jeffries and Jared Kushner, and the IndyCar race through the streets of Washington, D.C.

Today’s episode was hosted by Cecilia Lei.