joining me now as ken hoffman, head of the mining research for bloomberg intelligence, who literally greets it every single day. some china imports are incredibly high, like 250%. could they get higher? when filing trade cases against china, they don't even respond. they don't even say we have a problem, that makes the u.s. authorities impose one of the highest numbers they can. pretty much before those numbers is shiftedat they to around the world, then it gets reprocessed. >> are we going to see some sort of nuclear option? the nuclear option being we are never going to import anything ever again. have seen is the u.s. has some a different trade cases. that is why steel prices are much higher. u.s. steel has filed a section 337, which means the chinese have spoken in -- have stolen our trade secrets. that will be decided late this year. the new president would have to decide whether or not it goes forward. also today the president could invoke the section 201, which keeps all in the u.s. to a certain level. it is a matter that china ships it to south korea or taiwan. >> what this a