Brian Waterman
Brian Waterman, 38, of Jurupa Valley, had a medical emergency inside a holding cell at the Robert Presley Detention Center in Riverside, California, in April 2026, according to the Riverside County Sheriff's Office. Deputies received a report on Friday, and jail staff and paramedics began medical aid before he was taken to a hospital, where he was pronounced dead. The sheriff's office said there were no signs of foul play, and its Corrections Central Investigation Bureau and the county coroner are investigating. Accounts differ on the exact date of death, April 24 or 25, and the cause and manner of death have not been determined.
Cause of death, as reported: Cause not yet determined. The sheriff's department says Waterman had a medical emergency in a holding cell and that there were no signs of foul play, but the cause is still under investigation by the department's Corrections Central Investigation Bureau and the county coroner.
Reported by: Riverside County Sheriff's Office (the agency that held him). The only account of how this person died comes from the agency that held him.