that may be why robert oppenheimer and like sakharov human rights and on the arms race. when oppenheimer is denied clearance and goes back to princeton no longer goes to washington his membership on the committees he chaired because he clearance, oppenheimer never takes a public role she never comes out and discusses the arms race and i think that may be because he felt he had things to figure again but that is all speculation. next slide, please. i think that the chevalier incident finished off oppenheimer has any possibility of giving the appearance. but he went up to make sure that oppenheimer would never come back again he needed a scientist who was an international stature and could testify for the prosecution. we assumed that was going to be lawrence because he had a falling out with oppenheimer in the creation of livermore and other issues. lawrence is on his way to testify and he stops off at a laboratory directors meeting at oak ridge and he is confronted by another laboratory directors and told pretty much no uncertain terms that hearing is going on at this time

. >> the automatic controls -- >> even the home of the bomb's lead physicist, robert oppenheimer wouldresident. >> nothing has really changed at all. even the latches on the windows. >> of course. why would you change them? >> 92-year-old helene suydam moved here in the late '50s. she's kept the living room very much the way oppenheimer left it. >> if this becomes a national park, what happens to you? >> they don't get it until i'm not here so i'm not worried. >> some are worried. and for very serious reasons. >> what was your first reaction to the idea? >> one of caution. >> sue an gordon is with the alliance for nuclear accountability. while she agrees what scientists accomplished here is worthy of a national park, she -- she worries it may gloss over the problem of nuclear waste. >> it needs to be a much more balanced approach that addresses the environmental of health consequences of the production of nuclear weapons in this country. >> lost on no one is the human toll. the hundreds of thousands of lives either lost by the bombs or saved by their ending the war. that debate continu