Another mass shooting. Do you care about the details? Do you? Do I? What about the mass shooting that takes place every day in the United States, one murder and one suicide at a time? Do you care about the details? Do you? Do I? Firearm violence in the United States is rampant, pervasive and seems intractable. It starts to seem like it is a force of nature, like a hurricane or a tornado or a flood, a force that exacts its inevitable death toll; a force that cannot be pre