Aaron Brady is already serving a life sentence for murdering Det Garda Adrian Donohoe

Dean Byrne may make a number of admissions to the Special Criminal Court on Wednesday that will shorten his trial

Dean Byrne was a criminal sharing a landing with Brady at the time

Brady accepted that he was responsible for recording footage of an interview between gardaí and Ronan Flynn

Brady's trial, in which he is accused of perverting the course of justice, was due to begin on Monday