Norwegian mass murderer Anders Behring Breivik, who killed 77 people in a bombing and shooting rampage in 2011, was in court on Tuesday for a parole hearing. It was the far-right extremist's second bid for freedom after spending more than a decade behind bars.

Anders Behring Breivik, the jailed mass murderer who killed 77 in Norway's worst peacetime atrocity, told a court his attacks were "necessary" as he asked for early release on Tuesday, but a prosecutor said he remained dangerous and should not be freed.

Anders Behring Breivik, the Norwegian mass murderer behind the country's worst peacetime atrocity, will appear in court on Tuesday to argue he should be released from prison after spending over 13 years behind bars.