The Fort Hood shootings of 2009 and 2014

 https://en.wikipedia.org/wiki/2009_Fort_Hood_shooting 

https://obamawhitehouse.archives.gov/the-press-office/public-summary-inventory-files-related-fort-hood-shooting

https://en.wikipedia.org/wiki/2009_Fort_Hood_shooting#Aftermath 

https://en.wikipedia.org/wiki/Fort_Hood#2011_attack_plot

https://en.wikipedia.org/wiki/2014_Fort_Hood_shootings 

https://www.army.mil/article/123439/fort_hood_shooting_claims_four_wounds_16_investigation_continues

https://en.wikipedia.org/wiki/2014_Fort_Hood_shootings#Aftermath 

https://pmc.ncbi.nlm.nih.gov/articles/PMC4596202/ 

https://thedigitallabyrinth.blogspot.com/search?q=Fort+Hood