article_snippet: Labour MP John Mann (pictured) last year submitted an explosive dossier to police naming 22 politicians linked to historical child abuse .
article_snippet: The allegations were uncovered by detectives probing claims of historical sex abuse first raised by Labour MP Tom Watson in October 2012.
article_snippet: claims of historical sex abuse first raised by Labour MP Tom Watson in October 2012 include one that police deliberately stalled police inquiries into the Elm Guest House, in Barnes, south-west London, leaving dozens of boys to be abused.
article_snippet: Victims claim that high-profile politicians, diplomats and civil servants visited the property to abuse boys in the 1970s and 1980s.
article_snippet: Other inquiries focus on claims that the names of high-profile sex attackers were removed from witness statements and that police deliberately let senior politicians off the hook.
article_snippet: Responding to the inquiries, Mr Watson said many child abuse victims will have mixed feelings but will be pleased that many child abuse victims voices are now being heard.