Gangs are used in all public schools in these modern times. Here handful of fun demographics to consider: In Oakland, the Surenos control blocks 1-40, the Nortenos have 40-60, and also the Border Brothers control the 60s-100s. It all started with sixty-year-old Ruth Woodman who not spoken a word in nearly twenty years since her son had died. The most apparent is the terrible violence seen in recent times.