Related by context. Frequent words. (Click for all words.) 76 Seung Hui Cho 61 Cho Seung Hui 55 Cho 53 shooting rampage 50 shooting spree 49 gunman 49 Jeff Weise 48 Columbine massacre 47 Loughner 47 Columbine High 47 Jared Loughner 47 Lee Loughner 46 Virginia Tech 46 President Charles Steger 45 Eve Carson 45 shootings 44 Kazmierczak 44 George Tiller 43 West Ambler Johnston 43 Dylan Klebold 43 Morva 42 Klebold 42 Tyler Clementi 42 lone gunman 42 Maj. Nidal Malik Hasan 42 Columbine 41 Odgren 41 Maurice Clemmons 41 James von Brunn 40 Blacksburg Va. 40 massacre 40 Roszko 39 Bruce Ivins 39 sniper spree 39 mentally disturbed 39 Bouyeri 39 Hrant Dink 39 mentally ill 38 rampage 38 Derrick Bird 38 Dieteman 38 Hainstock 38 Blacksburg 38 Timothy Kaine 38 Army psychiatrist 38 Fort Hood 37 Zikuski 37 severely mentally ill 37 semiautomatic pistol 37 mental illness 37 committing suicide 37 Mark Hacking 37 Maj. Nidal Hasan 37 involuntarily committed 36 Clery Act 36 Fort Hood shootings 36 Weise 36 .# caliber revolver [002] 36 Kretschmer 36 Andrea Yates 36 lecture hall 36 Scott Roeder 36 Lori Hacking 36 Giffords 36 handguns 36 Sheriff Clarence Dupnik 35 McLendon 35 von Brunn 35 .# caliber handgun [002] 35 Rep. Gabrielle Giffords 35 Steger 35 Congresswoman Giffords 35 sniper shootings 35 Ivins 35 semiautomatic rifle 35 Robida 35 intern Chandra Levy 35 Layten 35 Talovic 35 Pichushkin 34 Lee Boyd Malvo 34 anthrax mailings 34 Carneal 34 Ratzmann 34 Schenecker 34 Dennis Rader 34 murderous rampage 34 .# Magnum [002] 34 Holocaust Memorial 34 anthrax 34 9 mm handgun 34 .# caliber pistol [001] 34 Politkovskaya 34 Patrick Dennehy 34 Megan Meier 34 hostage taker 34 cyberbullying 33 Virginia Polytechnic Institute 33 Malvo 33 Dupnik 33 moderate Hutus