An evaluation ordered by an Oslo court found that Breivik was “psychotic” during the July 22 attacks – the country’s worst peacetime massacre – which means he is not mentally fit to be sentenced to prison, prosecutors said.

The conclusions, which will be reviewed by a panel of forensic psychiatrists, contrasted with comments made by the head of that board after the attacks. Dr Tarjei Rygnestad at the time said it was unlikely that Breivik would be declared legally insane because the attacks were so carefully planned and executed.

“The conclusions of the forensic experts is that Anders Behring Breivik was insane,” prosecutor Svein Holden said, adding Breivik was in a state of psychosis during the attacks.

Read full report here