Columbine, CO, Sandy Hook, CT, Aurora, CO, Sutherland Springs, TX, Killeen, TX, Pittsburgh, PA, Las Vegas, NV, Orlando, FL, El Paso, TX. Some of these places I’ve visited and some I’ve never heard of before. At least not before they hit the news as places where mass shootings have occurred. The Gun Violence Archive, a nonprofit research group that tracks shootings in the United States, defines a mass shooting as an incident in which four or more people, excluding the shooter, are shot and/or killed in the same location, at roughly the same time … Download the full article below.