CTV National News for Monday, July 20, 2026: Trump hits Canada with new 50 per cent tariff over U.S. booze, dairy

U.S. President Donald Trump is imposing a new 50 per cent tariff on a variety of Canadian goods; Heather Wright examines whether Canada's wildfire policies need improvement and if criticism over the flow of smoke is backed by the facts; Alex Karpa reports from Elma, Man., where wildfires are threatening homes, forests and the local economy. Gas prices brought inflation down in June, though higher food costs continue to squeeze household budgets.