However, another man working on the project in Los Alamos – Klaus Fuchs, a British citizen at this time – did in fact work for the Soviet Union and gave them information.

然而，另一个在洛斯阿拉莫斯从事该项目的人——当时是英国公民的克劳斯·富克斯——实际上确实为苏联工作并向他们提供了信息。