WICHITA, Kan. (KAKE) - Authorities are investigating the death of an inmate who was found unresponsive Monday morning.

The sheriff's office said in a release that 40-year-old Michael Patrick O'Neill, of Wichita, was found in his cell at around 7:30 a.m. He was declared dead shortly after fire department and EMS personnel arrived at the jail. 

The sheriff's office investigations division and the Kansas Bureau of Investigation processed the scene, and an autopsy is pending. There was no word Monday on a cause of death.

According to jail records, O"Neill was booked on August 23 for aggravated battery, aggravated burglary and theft. 

The jail is located at 141 West Elm in Wichita. O'Neill's passing was the jail's fifth in-custody death of 2022.