It was nice to be some thousands of miles away when the verdict in the George Zimmerman trial came down. I confess to being about as skeptical of a guilty verdict as I was of the predictions of mass violence in response. But being back and having thought about this a bit, I think something needs to be pointed out. There is this horrible idea out there that we should bracket off murder; that Trayvon Martin was a victim of racism but Derrion Albert and Hadiya Pendleton were not. The thinking holds that black people are concerned about the violence...