The Deputy immediately notified jail medical staff and started CPR. Medical staff arrived and took over life-saving measures.
The fire department and an ambulance also responded. The inmate was pronounced deceased.
Sheriff's Office is investigating an in-custody death this afternoon at the Martinez Detention Facility. Details coming later.— CoCo Sheriff PIO (@cocosopio) August 23, 2015
The 38-year-old Walnut Creek resident is not being identified at this time.
The in-custody death protocol was invoked. This case is being jointly investigated by the DA's Office and Office of the Sheriff.