>> he walked away. he walked away laughing. he didn't run. he didn't have a care in the world. >> jim davis did run, trying to get home. luckily a teacher at the junior high school saw him and called an ambulance. he had lost so much blood he almost died. but transfusions from police and firefighters and emergency surgery saved his life. a few days later police brought yearbooks from high schools and junior highs in the area to jim's hospital room, hoping he could identify his assailant. >> i don't remember ever seeing him in the yearbooks that they showed. >> davis recalls when police were unable to come up with a suspect, his grandfather hired a private investigator. the p.i. told his grand father that police had identified the assailant. >> the father had some connections somewhere, had made a deal that he would get the boy some private help, and that he would guarantee this would never happen again. >> there's almost no way to tell whether this is true.