Died in prison
Gary Jackman
Gary Jackman, 74, died on June 15, 2026, after being pronounced dead at Capital Region Medical Center in Jefferson City, Missouri. He had been held at the Jefferson City Correctional Center, a state prison, since 1990. The Missouri Department of Corrections said he died of apparent natural causes.
Cause of death, as reported: Died of illness. The Missouri Department of Corrections said he died of apparent natural causes.
Reported by: Missouri Department of Corrections (the agency that held him). The only account of how this person died comes from the agency that held him.