UPDATE @ 9:35 am: – According to Cleveland County officials the inmate has been identified as Joe Allen Sims Jr. 

Police officials say a joint investigation with CCSO Investigations and the OSBI is ongoing and the ME’s Office will provide an official cause of death. No further information has been released at this time.

Original Story

CLEVELAND COUNTY, Okla. (KFOR)- OSBI is investigating an inmate death that took place at the Cleveland County Jail Friday afternoon.

According to the Cleveland County Sheriff’s Office, the jail staff found an inmate unresponsive in his cell around 4:46 PM.

Cleveland County employees and medical personnel began life-saving procedures. However, the inmate was not able to be revived.

Cleveland County Sheriff’s Officehttp://www.ccso-ok.us/ and OSBI will conduct a joint investigation into the inmate’s death.

KFOR will update as more information arrives.