Authorities are investigating a death in Denison. Officials with the Iowa Department of Public Safety said Monday (Today), that at around 11:30-a.m. Thursday, the Denison Police Department received a 911 call and responded to 1519 2nd Ave North in Denison to a report of a deceased person.

Officer’s located 38-year old Shelly Snavely deceased inside her residence.  An autopsy was performed at the Iowa Office of the State Medical Examiner in Ankeny Iowa on Friday.  The autopsy revealed no signs of inflicted trauma. Toxicology results are currently pending.

The investigation remains on-going and is being conducted by the Denison Police Department, the Crawford County Attorney’s Office, the Iowa Department of Public Safety’s (DPS) Division of Criminal Investigation (DCI) and the Iowa Office of State Medical Examiner.