Died in prison
Gregory Killough
Gregory Killough died in a hospital on March 16, 2025, held at Allen Gamble Correctional Center, in the custody of the Oklahoma Department of Corrections. Gregory Killough was 55 years old. The department lists the manner of death as natural.
Cause of death, as reported: Died of illness. Oklahoma Department of Corrections recorded the manner of death as natural.
Reported by: Oklahoma Department of Corrections (the agency that held them). The only account of how this person died comes from the agency that held them.