Daily Sketch reporter Reginald Foster , 48 , pictured arriving at the Vassal tribunal . At the hearing Foster and fellow reporter Desmond Clough , heard Tribnunal chairman Lord Radcliffe announce that he would certify to the High Court that an offence had been committed by the refusal of the two journalists to answer the Tribunal's questions as to their sources of information in writing about the Vassall spy affair 17 January 1963