The campus as armed camp.

Mary Ann Vecchio gestures and screams as she kneels by the body of a student, Jeffrey Miller, lying face down on the campus of Kent State University, in Kent, Ohio. On publication, the image was retouched to remove the fencepost above Vecchio's head. (Photo credit: Wikipedia)

Some campus safety forces have armored vehicles, M-16s and grenade launchers.
http://chronicle.com/article/On-Campus-Grenade-Launchers/148749/?cid=at&utm_source=at&utm_medium=en

Those of us who are of a certain age recall how well those things worked for quelling campus unrest 45 years ago.
http://terrortrials.blogspot.com/2012/04/time-to-just-get-over-it-doj-declines.html

Related articles

• Remembering the shootings at Kent State
• Obama's Army Manual: It's Cool To Shoot Peaceful Protesters
• Uncovering The Kent State Cover-Up
• Does calling in the National Guard help?
• Will a Militarized Police Force Facing Occupy Wall Street Lead to Another Kent State Massacre?