Both 'categorically refute' Keith O'Brien's allegations of intimidation and harassment

A tribunal was told that police mounted a covert surveillance operation following the arrest of two journalists in a bid to unmask one of their sources

In a report delivered to An Taoiseach by High Court judge, Mr Justice Michael Twomey, on the operation of the Criminal Justice (Surveillance) Act 2009 in the 12 months to the end of July this year, he reports that gardaí made 57 applications for the use of tracking devices over the 12 months which compares to 81 for the previous 12 months.