more throughout the evening on the bbc news channel, we are back with the late news at xxxx — now on bbc1oncern" at the president's plan to introduce tariffs on steel and aluminium imports to the united states which have sparked fears of a trade war. the us president's announcement on thursday to impose tariffs prompted a backlash from nations around the world. but as our business correspondent joe lynam told me — there's no sign president trump is changing his mind. quite the opposite. the appearance to us at this weekend is the administration is doubling down, the us commerce secretary a billionaire in his own right has been on the us talk shows this morning an he is talking about retribution or retaliation from other countries in terms of pretty trivial. so they have going to press ahead, the other thing is that there will be no exemptions or exceptions made, even for very close allies, because the biggest steal exporters into the us yes are canada, brazil and then way down the list, the european union, and way down the list as well china. china is the 11th largest exporter of steel to