Columbine High School massacre officers using this tactic are trained to move toward the sound of gunfire and neutralize the shooter as quickly as possible. Their goal is to stop the shooter at all costs; they are to walk past wounded victims, as the aim is to prevent the shooter from killing or wounding more. Dave Cullen has stated: "The active protocol has proved successful at numerous shootings...At Virginia Tech alone, it probably saved dozens of lives." After the massacre, many survivors and relatives of deceased victims filed lawsuits. Under Colorado state law at the time, the maximum a family could receive in a
Columbine High School massacre Three days before the shooting, Klebold attended the high school prom with Anderson. Both Harris and Klebold held part-time jobs at a local Blackjack Pizza. Through Philip Duran, a coworker, Klebold bought a TEC-9 handgun from Mark Manes for $500 at another gun show on January 23. After the massacre, Manes and Duran were both prosecuted. Each was charged with supplying a handgun to a minor and possession of a sawed-off shotgun. Manes and Duran were sentenced to a total of six years and four-and-a-half years in prison, respectively. In addition to the shootings, the complex and highly planned attack