Pedzisa mutsara unotevera: Mabhegi evadzidzi vose akatsvakwa makirasi asati atanga musi weChina. Panguva iyoyo mapurisa eHaccienda La Puente Unified School District akaudza "Pasadena Star-News" kuti kuongororwa kwacho kwakanga kuri matanho okuzvidzivirira aiva nechokuita negore rapfuura rava kuda kusvika re
Kuurayiwa kwevanhu paChikoro chepamusoro cheColumbine, kwakaitika musi waApril 20, 1999. Eric Harris naDylan Klebold vakauraya vadzidzi 12 nomudzidzisi uye vakakuvadza vamwe vakawanda muColumbine High School muColorado vasati vazviuraya.