If seven-year-old Roy Stone had done what his Ma told him to, he'd never have known the truth of what happened at all. He'd never have seen the double-cross, never have witnessed the murders, never seen the killer's blowed-apart finger. But the poor kid saw the whole rotten thing, and watched his mother die on the floor. "I'm going to kill you," little Roy cried at the killer - but Big Jim only laughed with contempt.But that little boy meant what...