Trade talks; Cost of Alta. independence; El Niño's effect on summer

As Canada calls for the U.S. and Mexico to commit to the Canada-United States-Mexico Agreement (CUSMA) for another 16 years, Mackenzie Gray reports on Canada-U.S. Trade Minister Dominic LeBlanc's pitch to make it happen, and today's informal trade talks in Washington, D.C. David Akin explains how Prime Minister Mark Carney is admitting Canada's economy has "some weakness." Heather Yourex-West reports on Alberta Premier Danielle Smith's warning to separatists that breaking up with Canada will cost a lot of money, and how separatists aren't buying it. Melissa Ridgen explains how Pikangikum First Nation in northern Ontario is facing a deepening and dangerous tap water crisis. Jackson Proskow reports on how U.S. Secretary of State Marco Rubio is claiming the Iran war "is over," and what he says Iran is now ready to discuss. Redmond Shannon reports on the World Meteorological Organization's warning about what El Niño could bring this summer. Plus, on the ball: Eric Sorensen reports on the game-changing technology FIFA will debut to help make contentious calls at the World Cup. Learn more about your ad choices. Visit megaphone.fm/adchoices