...the situation could have turned out better if other students were allowed to be armed.
I would call this the "OK Corrall" solution. The fellow is only 23 years old, so it is a bit unfair to quote him and throw him into this controversy (mind you, he has been getting 80,000 visitors a day to his blog so my little blog won't make much difference). However, I mention the quote because it sums up what seems to be be the attitude of the USA, collectively, to guns. I am not sure whether it is an over-simplification to say this, but it all seems to have its origins in cowboy films.