"The St. Louis County grand jury’s decision not to indict the white police officer who in August shot and killed Michael Brown, an unarmed black teenager, would have generated widespread anger and disappointment in any case. But the county prosecutor, Robert McCulloch, who is widely viewed in the minority community as being in the pockets of the police, made matters infinitely worse . . . ” (“The Meaning of the Ferguson Riots,” New York Times, Nov. 25).