Sauce.
https://www.washingtonpost.com/national-security/2021/02/02/fbi-florida-shooting/
https://www.fox10tv.com/news/us_world_news/2-fbi-agents-killed-3-others-injured-during-shootout-in-sunrise-florida/article_f73980c1-8ed1-5e9a-bf93-4e0c43680b3a.html