[rolling_stone]

https://www.youtube.com/watch?v=AwR9di_admE

scoll down to 24 shots in 9 seconds

http://www.dailymail.co.uk/news/article-3637414/Everyone-running-Gunman-bursts-gay-nightclub-Florida-shoots-20-people-taking-hostages.html

30 in 6 seconds normal one shot each pull of trigger
http://www.ar15.com/forums/t_1_5/964706_How_fast_can_a_man_shoot_a_semi_automatic_rifle_.html

fyi fastest ar 15
https://www.youtube.com/watch?v=v3gf_5MR4tE

[Windflier]

I’ve seen some mentions today that the killer did military style training in Afghanistan. It would go a long way toward explaining how he managed to kill or wound over a hundred people with a semi-auto rifle.