RSA triple killer William Bell loses appeal after allegedly planning to take female prison guard hostage 11 Mar, 2021 05:20 AM 4 minutes to read William Bell sought a judicial review of decisions to increase his security classifcation after an alleged plot to take a female prison officer hostage. Photo / Alex Burton William Bell sought a judicial review of decisions to increase his security classifcation after an alleged plot to take a female prison officer hostage. Photo / Alex Burton NZ Herald Convicted triple killer William Bell has lost a legal appeal after allegations that he was planning to take a female prison officer hostage as part of a bid to escape from Paremoremo Prison.