Canada-U.S. trade negotiations fell apart on Friday night, leading to new American tariffs being imposed on tens of billions of dollars worth of Canadian goods. Piya Chattopadhyay explores the implications for Canadian industry. Then, The Economist's Canada correspondent Rob Russo and Inu Manak, a global trade law expert at the Peterson Institute for International Economics, discuss the political reverberations on both sides of the border.

Nobel Prize-winning economist Daron Acemoglu argues liberalism has lost touch with the working people it once championed. He makes the case for what it will take to rebuild a politics of shared prosperity and defeat anti-democratic forces.

Plus: Sportscaster Hazel Mae on her journey from convincing her immigrant parents her career choice would work out to being inducted into Canada's baseball hall of fame -- and how she really feels about all those Gatorade showers from the Blue Jays.

The narrow defeat of democratic socialist Francesca Hong in the primary for Wisconsin governor is the latest flashpoint in a divisive election season, pitting the Democrats' left flank against its centre. NPR's Tamara Keith and The Nation's John Nichols discuss the factions seeking to define the party's future.

Plus: The clock is ticking on a trade deal with the U.S. The Globe and Mail's Marieke Walsh and the New York Times' Ian Austen discuss the latest from the negotiating table and what the relationship could look like after the Wednesday deadline for more tariffs.