Marilyn Manson–Columbine High School massacre controversy Manson's controversial behavior, such as committing a sexual act with another male live on stage. In response, Manson claimed that this was not planned and was entertaining at the time. O'Reilly also challenged Manson by stating that never before in the United States had there been more corrupting influences on the nation's youth at one time, and that while Manson claims that his messages are not meant to be taken a certain way, young people can misinterpret his lyrics. Two years after Columbine, Manson was expected to perform in Denver, Colorado at the Ozzfest at Mile High Stadium. As a
Columbine High School massacre numbering to improve public safety response. Several schools throughout the country resorted to requiring students to wear computer-generated IDs. Schools also adopted a zero tolerance approach to possession of weapons and threatening behavior by students. Despite the effort, several social science experts feel the zero tolerance approach adopted in schools has been implemented too harshly, with unintended consequences creating other problems. Some schools renewed existing anti-bullying policies. Rachel's Challenge was started by Rachel Scott's parents, and lectures schools about bullying and suicide. Police departments reassessed their tactics and now train for Columbine-like situations after criticism over the slow response and