Mexican Mafia member pleads guilty to racketeering in LA County jails ... were killed to further the activities of a criminal street gang and that there were multiple murders.

A double murder at an Edna Karr basketball game in 2017 is the centerpiece of a sprawling criminal racketeering case now ...

Music executive and alleged L.A. gang leader Eugene Henley Jr. has been named in a 43-count federal criminal indictment.