Outlining initiatives taken forward by the judiciary in the past year, he said a Criminal Courts Judicial Committee had been established to look at issues relating to the progress of criminal cases and to make recommendations to him on ways to tackle delay.

BBC: NI's top judge Sir Declan Morgan addresses public

Dozens of phone-hacking victims have written to Mr Cameron urging him to keep an "open mind" on recommendations Lord Justice Leveson might make.

BBC: PM urged to give reassurances over Leveson Inquiry