>> they come to believe that they in fact are almost immune to mistakes, if you will. and they can take greater risks because it's more exciting and because they're so superior they don't have to worry about the inferior police catching them. >> after a month, lubie geter's body would be found in the woods. the boy left naked except for scraps of underwear. the medical examiner would testify geter apparently had been killed by, quote, a choke hold around the neck, a forearm across the neck. it's a question we'll have reason to ask wayne williams by the end of all of this. it's actually a very simple question, can you kill someone with a choke hold? >> you probably could. you probably could under the right circumstances. >> i know for a fact i could not. when we return, the boy who