This afternoon the Crown Prosecution Service revealed that in 2009 four allegations of sexual abuse by Jimmy Savile dating from the 1970s were investigated but not pursued.
The CPS says none of the alleged victims were willing to support a prosecution.
Three of the incidents involved girls under 16, two of which were said to have taken place at the Duncroft children's home in Surrey, and one at Stoke Mandeville hospital.
Questions will be asked as to why such serious allegations involving such vulnerable people did not set alarm bells ringing.
With police inquiries and investigations for the BBC and NHS continuing, the sordid wake left by this affair looks capable of tarnishing the reputation of both individuals and institutions.
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And then there's the coverup of the rape and murders of children in Jersey, Scotland, ...
