The president-elect said that he would impose the across-the-board tariffs on Day 1 and that they would stay in place until Canada, Mexico and China halted the flow of drugs and migrants.

Canadian Prime Minister Trudeau flew to Trump's Florida home after the president-elect’s threat to impose significant tariffs on Canada and Mexico.

Economists worry that Trump's tariff plan will raise the prices of a range of imported goods, from cars to electronics.