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…