I found this article which talks about a few incidents of civilians stopping other shooters. It isn't often but it does happen. https://www.washingtonpost.com

I found this article which talks about a few incidents of civilians stopping other shooters. It isn't often but it does happen. https://www.washingtonpost.com/news/volokh-conspiracy/wp/2015/10/03/do-civilians-with-guns-ever-stop-mass-shootings/?utm_term=.9261d090b740 https://www.washingtonpost.com/news/volokh-conspiracy/wp/201...