On an icy night five years ago, Johnnie Jordan -- just fourteen years old -- brutally murdered his elderly foster care mother, leaving the state of Ohio shocked and outraged. He could not tell police why he did it or even how it made him feel; all he knew was that something inside him made him kill. At the time, few people predicted the swift emergence of a class of young so-called "super-predators" -- criminals like Johnnie who injure and kill without...