Sunday shows preview: Canada faces off in trade ‘war’ with U.S. amid national debt woes; Republicans gear up for upcoming primaries

Negotiations between the United States and Canada fell through this weekend, causing the Trump administration to impose a 50 percent tariff on its northern neighbor. But Canadian Prime Minister Mark Carney swiftly responded with his own retaliatory tariff on the U.S. The prime minister said during a Saturday press conference that Canada will “match Washington’s…