Budget politics and reaction, tariffs at U.S. Supreme Court, assassination in Mexico, and more

Budget day brought a political shock, and a clearer indication of where Prime Minister Mark Carney plans to take the government. The shock—a floor crossing. MP Chris d’Entremont left the Conservatives to join the Liberals, saying Pierre Poilievre’s leadership style is too negative. And d’Entremont has hinted he may be the first, but won’t be the last. We’ll have that, and also reaction from small business owners, and a deeper look at what the Carney government is proposing for immigration levels in Canada.Also: The U.S. Supreme Court hears arguments about whether President Donald Trump's tariffs are legal.And: Assassination is shockingly commonplace in Mexico. We’ll bring you the story of the killing of mayor Carlos Manzo, known for his outspoken opposition to drug cartels and organized crime.Plus: The tragedy unfolding in El Fasher, Sudan; Democrats win key U.S. races, and more.