From the FBI Declassified Files, 1973Two years after parachuting from a Northwest Airlines jet with $200,000 in ransom money, the plane hijacker known as DB Cooper remains a folk hero and a mystery. He is, according to the US Department of Transportation, the only person ever to hijack a domestic airliner who has not been killed or brought to justice. He might be dead, but . . . "We really know nothing more about him today than we did at 11 pm on the night of his hijacking in '71," says Julius Mattson, special agent in charge. 2015:Mark and Kathy are settled in Moscow, but Mark is far from settled in his mind. The events of the desert have left him changed, and he needs a distraction. When a student of the professor proposes a search for the famed DB Cooper, he jumps at the opportunity. He soon finds that everything is not exactly as it seems ...