COALINGA – California Department of Corrections and Rehabilitation (CDCR) officials are investigating the Jan. 24, 2024, death of an incarcerated person at Pleasant Valley State Prison (PVSP) as a homicide. At approximately 10:15 p.m., officers were conducting security rounds and approached a cell occupied by Jaime Ambriz and Roberto Briseno.
The officer observed Ambriz unresponsive in the cell and immediately summoned for medical response. Responding staff initiated lifesaving measures, summoned an ambulance, and transported Ambriz to the prison’s triage and treatment area. He was pronounced deceased at 10:48 p.m. by Coalinga Fire Paramedics.