As World War II dragged on, American scientists worked feverishly under the Manhattan Project to develop the first atom bomb. One Nazi leader saw the potential of this powerful weapon, the result of "Jewish Physics," to win the war in Europe. According to new documents from a Soviet spy, Hitler's forces tested a nuclear weapon just before the war ended in 1945. How far did the Germans really get?

As World War II dragged on, American scientists worked feverishly under the Manhattan Project to develop the first atom bomb. One Nazi leader saw the potential of this powerful weapon, the result of "Jewish Physics," to win the war in Europe. According to new documents from a Soviet spy, Hitler's forces tested a nuclear weapon just before the war ended in 1945. How far did the Germans really get?