One of the reasons I usually just watch the games at the bar.  People get way too drunk, angry and out of control at games.

Please Help.
Thanks !

I didn't find the right solution from the internet.
References:
-http://talk.baltimoresun.com/topic/275229-man-in-critical-condition-after-altercation-with-raiders-fans-at-ravens-game/
-Entertainment Product Video Examples