The Yuma County Sheriff's Office is investigating a Sunday morning murder.

Deputies responded to the 3200 block of W. 5th Street at about 7:30 a.m. Sunday. An 18-year-old victim was located, the apparent victim of a homicide. The YCSO Criminal Investigations Bureau responded to the scene and assumed the investigation. The victim was identified as Omarion Valenzuela of Yuma. No other information was made available.