he White House says 25 per cent tariffs on U.S. imports of Canadian steel and aluminum are coming at midnight after President Donald Trump both threatened and pulled back 50 per cent tariffs within hours. Labour Minister Steven MacKinnon discusses how the federal Liberals will respond. Plus, Rhode Island Democratic Rep. Seth Magaziner breaks down his bill requiring congressional approval for funding to invade Canada, and former George W. Bush speechwriter David Frum analyzes what Trump could be thinking with tariffs.