Gunman who slaughtered 15 people at his former school ‘inspired by Columbine’ Posted on September 27, 2022 By Charlielikes Pictures have emerged of Artem Kazantsev, who killed 15 people, at a Russian school where he had attended, and he appears to have been inspired by the Columbine shooting news Tags:15%’, at, by, columbine’, former, gunman, his, inspired, news, people, school, slaughtered,, topnews, trending, who