http://worldnews.msnbc.msn.com/_news/2012/06/01/12002235-norway-prison-seeks-friends-to-play-hockey-chess-with-mass-killer-breivik?lite
"...... the "friends" would be trained experts as Breivik, 33, is feared to be too dangerous to mix with other prisoners......Bjarkeid said it was feared that Breivik might take other prisoners hostage in an attempt to escape if he was allowed near them. The killer is expected to serve at least 21 years in prison.
Under Norway's laws, prisoners cannot be kept in isolation for a long time as that is considered to be unduly cruel,"