The Australian | Former teacher guilty of Louise Bell cold-case murder The Australian Police have vowed to continue investigating the 1983 murder of Adelaide schoolgirl Louise Bell despite former physics teacher Dieter Pfennig yesterday being found guilty of her murder in one of Australia's most enduring cold cases. Pfennig, 68, was ... Louise Bell trial: Dieter Pfennig found guilty of murder Lead us to Louise's body: judge to Pfennig My teacher kidnapped and killed two kids |