OSLO - Norwegian mass killer Anders Behring Breivik first requested a band aid for a cut finger when police arrested him%2c then posed like a bodybuilder after he was stripped and police took his picture%2c witnesses told a court on Friday.Breivik killed 77 people on July 22%2c first detonating a car bomb outside government headquarters and killing eight%2c then gunning down 69 people%2c mostly teenagers%2c at the ruling Labor Party%27s summer camp on Utoeya Island.He then surrendered%2c with blood loss from a cut finger seeming his main concern.