An incarcerated San Mateo man was one of five alleged gang members federally indicted on racketeering and drug offenses that were carried out by the Mexican Mafia prison gang, the U.S. Department of ...

Local prosecutors say they filed 20 cases in connection with offenses committed on the Mexican Mafia's orders, including a ...

An expansive San Diego-area investigation into a gang whose tendrils spread into narcotics, weapons dealing, homicides and ...

Criminal charges were announced Tuesday against dozens of defendants who allegedly committed a host of violent crimes ...

The alleged ring leader, Ronnie Ayala, is currently serving a life sentence for three murders in San Diego from the 1980s.