jim turner was there. .any of you most of all, it was really the .ussian nuclear scientists their patriotism, professionalism, dedication and their willingness to suffer. they had to suffer in the 1990's to make it through. my 10 minute presentation and give you a few minute answer to your question. david: let me follow up for one second. don't you think there was a little bit of denial in those attitudes? to the leadersnt of the two laboratories with your little briefcase of pictures and said, you guys left plutonium in that mountain. will you help us find it and get rid of it? it was not as if there was anything loose in this. the dangers were real in the russian nuclear complex. economically, things just collapsed. yes, there were real concerns. some of them were quite easy to understand. for example, the fresh fuel for the russian navy. some were not easy to understand, such as, what was left behind. andy weber and his colleagues were closing tunnels. what was not appreciate it was the fact that there were lots of other experiments done. nuclear material that was not blown up in a mushro