Nuclear Tensions and Climate Challenges

The tariff increase — long threatened by the U.S. — kicked in today. The federal government says there is no reason to sign a deal, unless it is good for Canada. The talks will continue, but it’s not clear how far apart the two sides are. We have more on Canada’s reaction, the effect on businesses, and what President Donald Trump’s drive for tariffs means to the U.S. economy.

And: The U.S. special envoy to the Middle East, Steve Witkoff, travelled to Gaza to see an aid distribution site.

Also: Pool shortages mean long waiting lists for swimming lessons. Summer McIntosh’s success in the pool is propelling the desire to learn to swim.

Plus: How cities prepare for disastrous flooding, one of the Dionne quintuplets dies, and more.