A Los Angeles County sheriff's deputy is expected to plead guilty today to taking part in a Mexican Mafia operation to ...

Sheriff Alex Villanueva of the Los Angeles County Sheriff's Department. At least 41 Los Angeles County deputies have been identified as being tattooed members of the Banditos or Executioners gangs ...

Police officers in Los Angeles County's Baldwin Park initially responded to a call at around 7 p.m. of someone shooting rounds with a rifle. ... the Los Angeles County Sheriff’s Department said.