It is a mistake to believe that arming teachers and staff in schools will reduce school violence, increase safety, or protect the school community even in cases where the campus endures an armed attack.

School Safety - Staff Should Not Carry Weapons
http://www.bellaonline.com/articles/art178988.asp

Pam W
SE of Seattle

Related thorny issues are discussed in the two thoughtful articles below:

In Psychiatric Illness, Families Must Be Our First Responders

and

After a 1996 Mass Shooting, Australia Enacted Strict Gun Laws

It is so important that this tragic event does not fade from attention and leave us grieving with no positive action taken.