U.S. tariffs have begun, here's what Canadians need to know: live updates

Sweeping U.S. tariffs on Canadian goods are due to go into effect today after U.S. President Donald Trump dashed hopes of a reprieve on Monday. Canada is retaliating with $30 billion in tariffs of their own, with an additional $125 billion in levies set to take hold after 21 days. “Our tariffs…