Sunday shows preview: Canada faces off with US in trade ‘war’; Republicans gear up for upcoming primaries

Negotiations between the United States and Canada collapsed this weekend, prompting the Trump administration to impose a 50 percent tariff on Canada. Prime Minister Mark Carney responded with retaliatory tariffs, stating Canada will 'match Washington's' actions. The escalating trade dispute is set to be a key topic on Sunday political talk shows as Republicans prepare for upcoming primaries.