User blog comment:Callofduty4/CoDWiki news - July 24th '11/@comment-3292718-20110725200232/@comment-3472264-20110726050223

Er Tom you got something wrong there, the biggest mass murder commited by a single person was the Virginia Tech Shooting which ended with 32 dead, all the sources I can find say that the Olso attack ended with 17 dead.