Recent flash mob violence has alerted Americans to a troubling wave of sadistic racial mayhem. A notable outbreak occurred in Denver in 2009, setting a pattern of delay, denial, and silence. Now that same scourge has returned to Denver, among many other places. In 2009, a four month wave of mayhem broke out in Denver. There were at least 26 violent robberies committed by two black gangs. The victims were -- without exception -- whites and Hispanics. When the dust settled from that initial spate of violence, victims were left with injuries ranging from a skull fracture to broken noses...