The terrifying videos from Marjory Stoneman Douglas High School place viewers right inside the bloodied classrooms and hallways of the school. We can hear the gunshots and the cries for help. We can see the bodies on the floor. That's what is different about this episode of mass murder. So much of the coverage from Parkland, Florida is numbingly similar to Columbine, Virginia Tech, and numerous other shooting sites. We're all too accustomed to seeing videos of students fleeing campus