BusinessUS auto workers protest Trump tariffs01:23This browser does not support the video element.BusinessAlexandra von Nahmen | Joachim Eggers07/19/2018July 19, 2018US automakers are up in arms about President Trump's plans to impose import tariffs on autos and auto components. They say the tariffs will hit sales and cost jobs, and doubt his claim it’s a matter of national securityCopy linkAdvertisement