Markets are bracing for more drama when trading resumes Monday, after President Trump slapped 100% tariffs on Chinese imports and called out “sinister and hostile” moves by China to try to corner the market on rare earth minerals. Trump tore into China’s new export controls Friday, announcing new tariffs “over and above” existing U.S. levies on Chinese goods following Beijing’s “extraordinarily aggressive” move. That prompted a sharp market drop reminiscent of the reaction when Trump announced