PETTIS COUNTY — Law enforcement authorities are investigating the death of a man in Pettis County.

Just after 6:30p.m. Tuesday, deputies were called to an assault in progress in the 200 block of East Henry Street in Green Ridge, according to the sheriff’s department.   Upon arrival several subjects were located outside the residence, including an unresponsive man later identified as James Andrew Gill, 32, of Pilot Grove.

Deputies initiated CPR and deployed an AED on  Gill until relieved by PCAD Ambulance personnel, but were unsuccessful in resuscitation attempts.  A Missouri State Highway Patrol Trooper also assisted deptuies on the scene.

Investigators from the Pettis County Sheriff’s Office conducted an investigation throughout the night Tuesday and interviewed several people.  The body was released to the Pettis County Coroner’s Office, with a forensic autopsy being scheduled by the Boone County Medical Examiner’s Office to determine the cause of death, according to the sheriff’s department.