The death of an inmate found unresponsive Thursday during a security check on a housing pod at the Maguire Correction Facility in Redwood City is under investigation.
The inmate was discovered about 2 p.m. by deputies of the San Mateo County Sheriff's Office and correctional staff, county medical staff, and Redwood City Fire Department personnel tried to revive him and administered CPR.
The inmate was taken to a local hospital, where he was pronounced dead.
"Preliminary investigation is a possible suicide," the Sheriff's Office said.
The identity of the inmate will be released after his family has been notified.