Yes, as we all know, we have been here before. Twenty years ago, the nation was shocked by the Columbine High School shooting. On June 1, 1999, the day after the massacre, President Clinton gave an impassioned speech in the Rose Garden in which he announced a national campaign against youth violence. 1 The likelihood of a level in which you see a person actively running around shooting at children is extremely slim. It's pretty obvious the optics of this are awful. 2 A school can be just adults, too. See: University. Or it could be after-school and just be faculty. 3 The mission type doesn't have to be an active shooter situation.