The request comes amid growing concern over conditions inside county lockups. Rob Bonta sued the Sheriff’s Department over what he called “unsafe and unconstitutional conditions at county jails.”Luna has also faced questions from the Sheriff Civilian Oversight Commission over health conditions, health access, drug use, and other factors that have led to in-custody deaths. AdvertisementNow, the Sheriff’s Department is asking the National Institute of Corrections to conduct a comprehensive review of county jails in an effort to reduce the number of deaths, Luna told The Times. Inmate deaths have raised concerns among top sheriff officials and agencies charged with overseeing sheriff operations. According to department data, half of the 46 inmate deaths recorded in 2025 were listed as natural.