Man convicted of killing classmates in 1997 says he feels responsible for Columbine

 https://www.msn.com/en-us/news/crime/1997-kentucky-school-shooter-says-he-feels-responsible-for-columbine-other-shootings/ar-AA123lib

Tragically, the Columbine massacre is part of a larger disturbing pattern. 

https://desertshapes.blogspot.com/search?q=Columbine

https://thedigitallabyrinth.blogspot.com/search?q=Columbine