Even though this is pretty serious, you can't help but laugh at;
"I yelled to my dad, 'Bring something metal and hard!'" Kenny said.
No one but a FIRSTer or engineer would be that specific

.
In all seriousness, that's pretty impressive... Training in kickboxing, wrestling & grappling (bjj) myself, I see plenty of guys that seem great in drills, but freeze up when we spar full contact (hey... even happens to me sometimes), let alone a real conflict.