More revelations have emerged regarding how MI5 agent Dennis McFadden managed to decimate dissident republicanism.  A human rights group founded by McFadden was an intelligence ruse and he encouraged republicans to visit New IRA founder Tony Catney on his deathbed - they fear he bugged those conversations.  Ciaran Barnes, Chief Reporter with the Sunday Life, talks to Ciarán Dunbar. See omnystudio.com/listener for privacy information.