Surround the roughly 9 percent of the city blocks with barb wire and an electric fence. At least keep the innocent folks out of the war zone.
A great deal of the problem in these ‘hoods hinges on the fact that these thugs are well known to the residents. The refusal of the residents to cooperate with the police makes it all the more difficult to track down these animals. Their “code of silence” is unto death as demonstrated by one punk telling the police as he lay dying, “I ain’t telling you s...” BTW, his mommy said he was a good boy despite a rap sheet of 14 arrests by the age of 17.