Looks like the case is cold again. DNA tests failed to link D.B. Cooper with a new suspect thought to be the infamous plane hijacker. The FBI said Monday that a necktie Cooper left on the plane Cooper ...

DNA from the necktie of legendary hijacker D.B. Cooper did not match that of the FBI's latest suspect in the mysterious 1971 case. Investigators had zeroed in on the now-deceased Oregon man, Lynn ...

OKLAHOMA CITY (AP) - An Oklahoma woman claims she's certain one of her uncles was famed hijacker D.B. Cooper. Marla Cooper of Oklahoma City tells ABC News she believes her uncle Lynn Doyle Cooper was ...

The term D. B. Cooper was coined by the media for an unidentified man who hijacked an aircraft on November 24, 1971. The hijacked flight was a Northwest Orient Airlines Boeing 727. Furthermore, this ...

OKLAHOMA CITY (AP) — The mystery of notorious airplane hijacker D.B. Cooper has stumped law enforcement for nearly four decades, but the distant childhood memories of an Oklahoma City woman seem to be ...

OKLAHOMA CITY -- An Oklahoma woman claims an uncle who planned something "very mischievous" over the holidays in 1971 was D.B. Cooper, the never-captured hijacker who jumped out of a plane with ...

OKLAHOMA CITY (AP) - The mystery of notorious airplane hijacker D.B. Cooper has stumped law enforcement for nearly four decades, but the distant childhood memories of an Oklahoma City woman seem to be ...

OKLAHOMA CITY, OK Marla Cooper believes her late uncle, Lynn Doyle Cooper, was the man who hijacked that plane in November 1971 and parachuted -- with $200,000 in ransom cash -- into a rainy night ...