I just read this thread, because I have been traveling for the last couple of days, but I would like to make a couple of comments.
It is of course, a horrible event. This country must address mental illness.
Ron, Bill Clinton signed a bill when he was in office, to make military installations, gun free zones, which makes them as easy targets, as schools.
AR, my heart aches for the people who lost loved ones, and I am sure the reason you have been so touched, is it was in your own back yard.