Wikipedia - 2011 Norway attacks - Article about the incident in the collaborative online encyclopedia. BBC Norway attacks - Links to BBC reports on the attacks, their aftermath and effects. Associated Press : Massacre forces new look at security in Europe - Short article covering the possibility of halting terrorist attacks by detecting suspicious behavior leading up to them. CSMonitor : Was Breivik a Christian terrorist? - Article on the discussion about the double standard in the way people react to Christian versus Muslim terrorists. Al Jazeera : Norway's attacks reveal world of hatred - Article about the possible motivation of and reactions to the attacks. Washington Post - Norwegian attacks stem from a new ideological hate - Article discussing the possible motivation and ideology behind the attacks. Telegraph : British traders helped supply Breivik's arsenal of weapons - Discusses how the attacker used online auctions to build his arsenal of weaponry and explosives.