Music and urban reality have long been intertwined. While not everyone in hip-hop is gang-related, many artists come from local crews.---**Top Gangs in the U.S.**- Long Beach blue crews- Piru sets- Mara Salvatrucha- Latin Kings- Chi-Town OGs- Midwest power- Hells Angels- LA to Chicago- 18th Street- Prison-based Hispanic group---**What is Gang Rap?*