Will there be race riots if Zimmerman is found not guilty?

I’ve already posted several times about the Sean Bell and Amadou Diallo cases. In both cases cops shot a black guy to death and were acquitted of all wrongdoing, and there were protests but no riots. There were not riots in the earlier stages of this case either. The last time this delightful thread topic came up (early 2012) I also listed… well, why retype it?