Kentucky State Police is investigating the death of a Calloway County Jail inmate Thursday night.
KSP said in a release on Friday they were notified of the death just before 7:30 p.m.
Joe P. Barnett, 78, of Murray was discovered unresponsive after laying down in his bunk. The county coroner pronounced him deceased at the scene.
An autopsy is scheduled. No foul play is suspected. An investigation is underway.