U.S. Attorney for the District of Wyoming Christopher A. Crofts announced today that on September 2, 2015, Dalton Enos, 23, was sentenced in federal court to 46 months’ imprisonment on one count of involuntary manslaughter and one count of assault resulting in serious bodily injury in connection with Enos driving and crashing a motor vehicle on March 16, 2015 while intoxicated and causing the death of Arlyn Willow, 39, and causing serious injuries to victim M.C., on the Wind River Reservation. Enos was recommended for the residential drug and alcohol treatment program while imprisoned. Following imprisonment, Enos was placed on three years of supervised released and ordered to attend the Mothers Against Drunk Driver’s victim impact panel once monthly and pay a special assessment in addition to other terms and conditions. This case was investigated by the Wyoming Highway Patrol, the Fremont County Coroner’s Office, the Bureau of Indian Affairs and the Federal Bureau of Investigation.