At last we know why Chicago’s homicide level is so out of control: Gangs, not police control the streets. The gangs know it; the police know it; and now, thanks to DNAinfo.com/Chicago, we know it.  A week ago, Chicago street gangs held a huge party in a park, with a thousand people attending, some brandishing firearms, terrifying neighbors for hours. The police sent 25 squad cars, yet were outnumbered and unable to really do anything.  Stephanie Lulay wrote:  A raucous and "very dangerous" gang party that brought 1,000 people to a Near West Side park late Sunday was so out of control, Chicago police struggled to shut it down, one alderman said.  Despite calling for police and politicians to address notoriously loud and sometimes violent gang parties for years, neighbors living near Touhy-Herbert Park report that this weekend's massive all-night party that spilled over...(Read Full Post)