The Norwegian far-right gunman who massacred 77 people last summer gave a clenched-fist salute, smirked at the court and pleaded not guilty on the first day of his murder trial yesterday. Anders Behring Breivik, 33, has said he acted in defence of his country by setting off a car bomb that killed eight people in Oslo last July, then killing another 69 people in a shooting spree at a youth summer camp