San Diego County Sheriff’s officials failed to investigate at least seven reported sexual assaults at the privately run Otay Mesa immigration detention center in 2025, and records show the agency has ceded control of the cases to civilian administrators employed by the nation’s largest for-profit prison contractor.
Under a 2020 memorandum of understanding between the sheriff’s department and CoreCivic, detention center Warden Christopher LaRose has authority to decide whether to investigate rape allegations at the facility, which currently houses just under 1,500 federal immigration detainees, most of whom are in custody awaiting hearings and have not been convicted of a crime.
CalMatters obtained the memorandum after seeking additional information about the alleged rapes and four attempted sexual assaults through a California Public Records Act request. While a sheriff’s spokesperson said the agency was not investigating those cases, he said he was unable to turn over additional records because they were part of “a law enforcement investigation.”…