Canada FM: Ratification of USMCA will be 'problematic' if tariffs remain Canada's Foreign Minister Chrystia Freeland says that as long as tariffs on steel and aluminum remain in place, ratification of the USMCA "would be very, very problematic." Addressing the press after trade talks with the US in Washington, Freeland says "Canada believes in the new agreement" but insists the tariffs be lifted "for the benefit of both countries." IMAGES AND SOUNDBITES