One suspect made a deathbed confession that he was the never-captured skyjacker D.B. Cooper. Another was a fugitive at the time of the hijacking. Still another was an airline worker and former paratrooper. Each had a face that closely resembled Cooper's. None were him.
The most infamous feud in American folklore, the long-running battle between the Hatfields and McCoys, may be partly explained by a rare, inherited disease that can lead to hair-trigger rage and violent outbursts.