The obvious answer to these campus and high school shootings is to incarcerate known violent types and keep them on the appropriate drug treatments.
In a brilliant move some years back all of the mental hospitals were emptied “because inmates could be properly treated on the outside.” It doesn’t work - pure and simple.
One again the students just sit there because they have been raised in pacifist public schools. Remember last week when the guy went in and shot up a city council? One of the councilors stopped him by throwing chairs at him. Don’t they have chairs and desks in classrooms anymore?