Trump's threat to Canada came hours after backroom meeting with billionaire competitor

A Detroit billionaire who owns a major U.S.-Canada border crossing met privately with Commerce Secretary Howard Lutnick just hours before Donald Trump publicly threatened to block the opening of a competing international bridge, according to a report from The New York Times.

Matthew Moroun, whose family has long controlled the Ambassador Bridge between Detroit and Windsor, Ontario, met with Lutnick in Washington on Monday, two officials briefed on the meeting told the Times. The officials...