The Norwegian militant who massacred 77 people during 2011 summer gave a clenched-fist salute, smirked at the court and said he acted to defend his country against Muslims on the first day of a trial that threatens to turn into a "circus" showcasing his far-right views.
Anders Behring Breivik, 33, has admitted setting off a car bomb that killed eight people at government headquarters in Oslo July 2011, then killing 69 in a shooting spree at a summer youth camp on an island organised by the ruling Labour Party.