Dawson County authorities Friday arrested Todd C. Fisher of Glendive in the death of his father. The 44 year old Fisher went to Dawson County authorities earlier this week to say he found his father’s body at his home. A autopsy conducted led to the discovery, the cause of death to be a single gunshot to the head. The investigation is ongoing with the Dawson County Sheriff’s Office and Division of Criminal Investigation. Additional details may be released at a later date.