Canadian Prime Minister Mark Carney has ruled out making concessions ahead of further talks with the US while a top US official warned the two countries remain fundamentally misaligned on trade. The comments come at a tense time for US-Canada trade and as the future of a major North American free trade deal remains unclear. On Wednesday, US trade representative Jamieson Greer told Congress that Canada is "doubling down on globalisation when we're trying to correct for the problems of