NEW : CNN copied Matthew Murray 's writings in Web postings . ` He scared a lot of people in the forum throughout the last few months with some of pretty crazy posts but never anything violent . '' Marilyn Manson , who killed four Sunday , worked at missionary center in four Sunday . He was left off mission trip for health reasons , center official says . He performed Marilyn Manson , Linkin Park songs at concert , co-worker says .
NEW : CNN copied Matthew Murray 's writings in Web postings . Marilyn Manson , who killed four Sunday , worked at missionary center in four Sunday . He was left off mission trip for health reasons , center official says . He performed Marilyn Manson , Linkin Park songs at concert , co-worker says .