Knife Attack at Russian School Leaves at Least 12 Wounded Two masked teenagers broke into a fourth-grade classroom in Perm, the latest in a series of assaults that have prompted a debate about school security. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Fearing the Worst, China Plans Refugee Camps on North Korean BorderE.U. Leaders Reject Netanyahu on Jerusalem RecognitionWhirlwind Putin Tour Highlights Moscow’s New Reach in MideastAn Unexpected New Stop on the Road to Broadway: EdmontonChina Denies Using LinkedIn to Recruit German InformantsHSBC Says U.S. Preparing to Dismiss Criminal Charges Against It