Ep 4. Season 14, Episode 4

Part 1 of two on the "Son of Sam" killings explores the theory that David Berkowitz may have been a suspected scapegoat in the 1970's New York slayings. Also: the unclaimed inheritance of a Nebraska railroad man who died in 1978; and clues left behind in the 1985 shootings of a Waverly, Ga., couple.