The Great Unsolved Mystery of D.B. Cooper
geoffvThe unbelievable story of D.B. Cooper The unbelievable of D.B. Copper remains “one of the great unsolved mysteries in FBI history” the agency itself has professed. Though it’s some 48 years since the incident – the mystery endures! On November 24, 1971 passenger Dan Cooper boarded a Boeing 727 Northwest Airlines Flight 305, on a…