Canada retaliates against US with tariffs of up to 50% as trade war escalates

Why it matters: With trucks carrying more than half the value of U. S. -Canada freight, escalating tariffs threaten to disrupt cross-border volumes, manufacturing supply chains and carrier demand along major gateways such as Detroit, Port Huron and Buffalo. Canada announced retaliatory tariffs of up to 50% on billions of dollars of U. S.