U.S. and Canada Face Off Over Auto Tariffs

American and Canadian deal-makers are deep in eleventh-hour negotiations, trying to hammer out a compromise that would scale back President Donald Trump’s punishing 25% "Section 232" national security tariff on Canadian-assembled vehicles down to at least a baseline 15%.Without a breakthrough, a looming deadline could trigger steep new U.S. duties on $20 billion worth of Canadian imports, threatening assembly plants on both sides of the border.While dropping the tariff rate from 25% to 15