high in the u.s. then there is another possibility that china could to block certain exports of some crucial components for the u.s. industry so they could hinder the supply chain they could also block exports of some crucial raw materials even if that doesn't seem to be too popular with the chinese government either and then finally china could also stop buying u.s. treasuries china is the biggest foreign debtor of the united states sold that could also be an option but all of these measures i just mentioned also could backfire to a certain degree to chinese to the chinese economy so you have to be seen thank you very much in new york for your analysis. to corporate news now and a man in trouble or at least so it seems tesla confirmed on tuesday that it is being investigated by the u.s. justice department prosecutors opened a fraud investigation after c.e.o.