Died in prison
John O'Callaghan
John O'Callaghan died on February 22, 2008, while held at the Reception and Medical Center Main Unit, a Florida state prison. The Florida Department of Corrections' mortality listing records the manner of death as natural. That listing gives no cause of death.
Cause of death, as reported: Died of illness
Reported by: Florida Department of Corrections (the agency that held them). The only account of how this person died comes from the agency that held them.