leslie groves was actually investigating and spying the wrong people? question first. vmf yes and no. r as far as the wrong people. pash very widely identified almost every member of steve by 1943 when the american atomic bomb program was in full swing, when you could have potentially stopped the clock, he doesn't come over ( ly until then, you could have q-tzaa"ááju t ash with all the experience of counterintelligence, the best of the best, had a new mission and it was to go over to europe and find out what the germans were doing. he became an offensive intelligence guy. see, you lost a lot of this xy institutional knowledge at this time. i'm a big fan of boris pash and i'm biased in this regard but that's my answer to that question. the first part, heavy water is an interesting concept. the germans do not mess up because of heavy water. heavy water is something we . investigated as well. heavy water is a -- water where f2yrñ the hydrogen atom actually has -- it's two protons.5'tbÑ it's d2o.(wb!z it's heavy hydrogen. that's all we need to talk about. so it's a process that you can potentially use to create 4 fissile material. we did it in this country and found it didn