There was the "I don't like Mondays" shooter. https://en.wikipedia.org/wiki/Cleveland_Elementary_School_shooting_(San_Diego) https://en.wikipedia.org/wiki/Clev

There was the "I don't like Mondays" shooter. https://en.wikipedia.org/wiki/Cleveland_Elementary_School_shooting_(San_Diego) https://en.wikipedia.org/wiki/Cleveland_Elementary_School_sh...