Leroy Fief was arrested Sunday and booked into the Moffat County Jail on suspicion of first-degree murder.
Police were called to investigate a possible assault and found Armando Arrendondo seriously injured.
According to the Craig Daily Press, police administered first aid until an ambulance crew arrived.
Arrendondo was taken to The Memorial Hospital in Craig where he was pronounced dead.
(Copyright 2012 by The Associated Press. All Rights Reserved.)