SAN QUENTIN, Calif. (KRON) – Another condemned inmate at San Quentin has died, according to the Department of Corrections and Rehabilitation.

64-year-old Johnny Mungia passed away at a hospital on Tuesday, March 16th.

Mungia’s cause of death is under investigation, but foul play is not suspected.

An official cause of death is pending the results of an autopsy by the Marin County Coroner.

On April 7, 1997, Mungia was found guilty of the first-degree murder of 73-year-old Alma Franklin by a Riverside County jury and sentenced to death on April 14, 1997.

There are currently 705 people on California’s death row.