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

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 ...

The suspects took orders from cartel bosses operating in state prison and preyed on business owners by forcing mafia-style ...

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.

Federal prosecutors alleged Ronaldo Ayala, reputed to be a powerful member of the Mexican Mafia prison gang, conspired with ...

The San Mateo County District Attorney has cleared the head of the deputy sheriff's union of wrongdoing for alleged timecard fraud amid ongoing turmoil within Sheriff Christina Corpus' office.

Instead of facing the gas chamber at San Quentin, the reputed Mexican Mafia member turned death row into a base of power, law enforcement authorities and gang defectors say, collecting extortion ...

Sentenced to death for murdering three men in a San Diego auto repair shop, Ronaldo Ayala, is accused of racketeering while imprisoned. Prosecutors allege the reputed Mexican Mafia member oversaw ...