Shortly after 11 a.m., a police officer encountered two males arguing loudly on the sidewalk near Poplar Avenue and Amphlett ...

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 ...

Two inmates who were incarcerated at the San Quentin prison in Marin County are co-defendants of Fong-- Ronaldo Mudrana Ayala, 74, also known as "OG, "El Professor," and "Profe," and Angel Anthony ...

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

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

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

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

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 ...

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 ...