U.S. Attorney Christopher Crofts announced that two men have been convicted in U.S. Federal District Court in the death of a juvenile girl whose body was found near Arapahoe, Wyoming on the Wind River Indian Reservation on April 7, 2010. 21-year-old Robert Spoonhunter, of Arapahoe, plead guilty to the charge of voluntary manslaughter before U.S. District Court Judge Alan Johnson earlier this month. Spoonhunter will be sentenced by Judge Johnson on March 14th.
19-year-old Kyrean Tillman, also of Arapahoe, was found guilty of accessory after the fact, and sexual abuse of a minor after a three day jury trial in U.S. District Court in Cheyenne. Tillman is scheduled to be sentenced on March 31st.
The investigation into the death of 13-year-old Marisa Spoonhunter was conducted by the Federal Bureau of Investigation with the assistance of the Bureau of Indian Affairs/Wind River Police Department, the Riverton Police Department, the Riverton Fire Department, the Fremont County Sheriff's Department, and the Fremont County Coroner's Office.