Sources:
https://www.youtube.com/watch?v=kuTxC9mIutM

http://checkyourfact.com/2018/02/22/fact-check-is-one-of-the-parkland-shooting-survivors-actually-a-27-year-old-criminal/

https://en.wikipedia.org/wiki/Colt_AR-15

https://en.wikipedia.org/wiki/5.56%C3%9745mm_NATO

http://thehill.com/blogs/blog-briefing-room/news/375470-fla-shooting-survivor-cops-dont-want-to-face-down-ar-15s

https://www.factcheck.org/2018/02/no-crisis-actors-parkland-florida/
https://www.youtube.com/watch?v=8tT3FhOA4-g

https://twitter.com/davidhogg111?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Eauthor