Trump threatens EU with tariffs over membership offer to Canada | First Thing

Donald Trump has threatened the EU with serious tariffs following European Commission president Ursula von der Leyen's invitation for Canada to become the EU's first associate member. Von der Leyen stated that Brussels and Ottawa must strengthen ties as democracies face a fracture in the international rules-based system. Trump indicated these tariffs would be implemented if the push for closer ties with Canada is deemed harmful to the US. Meanwhile, Treasuries gained amid confidence in Kevin Warsh.