 The tribunal's report was published on 3 December 2013.In its report Judge Peter Smithwick stated he was "satisfied there was collusion in the murders".In November 2011, a retired RUC Special Branch detective inspector (known as "Witness 62") based at Gough Barracks, gave evidence at the Tribunal in which he named Sean Hughes from Dromintee, County Armagh, as the leader of the Provisional IRA ambush unit and a former member of the IRA Army Council.