Intelligence gathered from within Britain’s eight top-security prisons claims specific threats to kidnap and behead an officer first surfaced six months ago at Whitemoor Prison in Cambridgeshire. But sources say the growing concern over security and the threat to prison officers is not confined to one jail. ‘This is a threat faced by officers in prisons across the country,’ said the source.
http://www.dailymail.co.uk/news/article-1043378/Prison-service-draws-emergency-plans-fears-Muslim-plot-kidnap-guards.html