that's a pretty stable industry have access to genetics and things like that, if you want to obtain it, nihcm there's not a great ministry in the feed mix or this or that. is that true? >> senator, i think in terms of technology i think essentially what we do, we don't have any patent. it's commercially available. >> thank you, madam chairwoman. and again thank you for having the hearing. i think this is very helpful. >> thank you very much. senator thune. >> thank you, madam chairwoman. i appreciate your coming in and answering our questions. i think one of the issues with this acquisition, we are probably not going to see a month from now or a year from now any visible impacts on the nation's livestock industry for our nation's food supply. or food safety for that matter but i think we need to look at these in terms of what the impact will be five years down the road, 10 years down the road, at the nation's food supply might be impacted, how food safety might be impacted. you have 20% of the world's population living in china so obviously food security is high priority. especially if it's o