How many mass shootings since 2000 at any school (k-12 or college or university) was done by a current or former student at the school? What percentage of all mass shootings in school is it?
How many mass shootings since 2000 at any school (k-12 or college or university) was done by a current or former student at the school? What percentage of all mass shootings in school is it?
www.nbcnews.com/news/asian-a...
www.nbcnews.com/news/asian-a...
www.hadiehshafie.com/2009?itemId=...
www.hadiehshafie.com/2009?itemId=...
en.m.wikipedia.org/wiki/Anna_V....
en.m.wikipedia.org/wiki/Anna_V....