The role of Christiansen's younger brother Lyle, who had contacted the Federal Bureau of Investigation about his suspicions after watching the television show "Unsolved Mysteries," is detailed.GRAYGEOFFREYEBSCO_AspNew York
FBI Special Agent Larry Carr has said it's extremely unlikely that Cooper survived the jump from the plane. However, in 2007, the FBI also released details about the unsolved case, encouraging anyone with information to come forward. Then in 2011, Special Agent Fred Gutt tol...
But the agency was never able to weave a thread through the clues that led to the real man behind the Cooper legend. For now, it's the only successful airplane hijacking in American history that remains unsolved. Have something to add to this story? Share it in the comments. ...