A feature-length investigation that answers one of WWII's most intriguing questions: How did the Soviet Union copy the U.S. B-29 Superfortress, the war's most advanced aircraft? With the aid of Russian and American historians who gained access to previously unavailable Soviet archives, the complete story can finally be told. Highlights include interviews with Boeing representatives, B-29 crewmen who were interned in the Soviet Union, Soviet TU-4 aviation designers and pilots.