IMPERIAL, Calif. - Authorities are investigating a homicide at Centinela State Prison after two inmates allegedly killed a fellow inmate in a recreation yard, according to the California Department of Corrections and Rehabilitation.
Officials said inmates Jose Perez, 46, and Juan Serrano, 34, allegedly attacked inmate William Quintero, 47, in a recreation yard the morning of Nov. 14. Two "inmate-manufactured weapons" were also recovered.
Quintero suffered multiple injuries and was airlifted to a local hospital where he died. His official cause of death has not yet been released by the Riverside County Coroner.
No staff members were injured.
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Officials said Perez and Serrano have been moved to segregated housing as the investigation continues on what led up to the attack. Additionally, only a limited number of people are being allowed in the recreation yard for the time being.
Quintero was admitted in 1999 from Los Angeles County to serve a life sentence for charges including murder, kidnapping, and robbery.
Perez and Serrano are both serving life sentences for first-degree murder among other charges.