The mass shooting of Black grocery shoppers in Buffalo, New York, on Saturday follows a string of similar attacks. Gunmen have targeted worshippers at synagogues and mosques and temples and Bible study; they have opened fire on summer camps and people at festivals. We know the names of these places: Charleston; El Paso; Poway; Pittsburgh; Oak Creek; Christchurch, New Zealand. We know the names of the shooters, too, although I won’t list them here, because adding to their notoriety deepens the problem. Some of us also know by now that although we might think these are attacks on specific victim...