Via Rolling Stone : A BLISTERING NEW official investigation decries violent, lawless “deputy gangs” that continue to wield extraordinary power within the Los Angeles Sheriff’s Department. The report delivers a call to action for new Sheriff Robert Luna: “It is time to eradicate this 50-year plague upon the County of Los Angeles.” The report identifies at “least a half dozen” active gangs and cliques — and names them: the Executioners, the Banditos, the Regulators, the Spartans, the Gladiators, the Cowboys, and the Reapers. These groups pose a threat to the general public — deputies hoping to prove themselves worthy of gang membership routinely seek out violent encounters with the public, the investigation reports — as well as to the internal command-and-control structure of LASD. The gangs “undermine supervision, destroy public trust, are discriminatory, disruptive, and act contrary to … professional policing,” the report concludes. Perhaps most alarming, the investigation reveals