camm. >> you know david camm? of david camm's family? >> on television, yes. >> do you know where david camm lives? >> only on television. i don't even know what his address is. >> the interrogation went on for some 12 hours with boney sticking to his story. the detectives released him with a warning. >> make no mistake about it, if anything else links you to it you're done. stick a fork in you. >> that would normally worry me, i wasn't there. >> then two weeks after letting boney walk, there was something else. something big. >> early yesterday morning i was notified of some additional scientific evidence that linked mr. boney to the homicides. >> the prosecutor revealed that a palm print found on the exterior passenger side of the bronco door frame was left there by none other than charles boney. investigators had been aware of the palm print for more than four years. only now did they know whose it was. boney was hauled back into the interrogation room and the questioning became more confrontational. >> got som