https://themighty.com/2017/11/experience-complex-post-traumatic-stress-disorder/?utm_source=Facebook&utm_medium=PTSD_Page

http://www.motherjones.com/politics/2012/07/mass-shootings-map/

Too similar

http://www.news.com.au/world/north-america/shooting-at-texas-baptist-church-in-sutherland-springs-as-police-report-multiple-victims-of-active-gunman/news-story/6ccfe98092c62d2c263ca983df006c57