. >> i seem to remember and i could be corrected later but i think senators grassley and ernest had spoken out about amino acids and other biotech products produced in china, many of them food additives and i think vitamin k and others that are necessary for the strength of our livestock, our food supply. what visibility do you have in that from the commission and what are you doing, is that accurate and it seems we are putting ourselves and the potential for china to be able to relationshippize -- to weaponnize those products for what is a critical need here. >> i appreciate the question and i just described, biotech can help us creating more resilient supply chains but can be used to entrench the supply chains we have vis-a-vis the united states and china. by and large we don't have great visibility to biotech supply chains whether it be medical or agriculture and am feeling a sense of -- what's the word? jealousy at my colleague talking about great detail the battery supply chain and different sectors and how well defined that is. but on the biotech side it's not there in terms of what