Defense was certainly part of it but then you ignoring what Purdy, Hall, Koler, Lazard, Butler, and Montgomery did in spite of awful o-line play, scheme, and play calling.
So to you, no difference in how they die (one by one or 30 at a pop), just add ‘‘em up and if going down, success. Even if now, malls, concerts, and schools are less safe. Ok.
Show me a per capita on mass shootings/murder that breaks it down by year. Due to trouble with definitions and differences in reporting/collecting data on this, it is difficult to get a per capita rate, but the incidence has a very clear upward trend.