SOMERTON, Ariz. (AP) — Police in Somerton say they are investigating the shooting death of a taxi driver.

They say the homicide victim has been identified as Guillermo Sotelo of San Luis, Mexico.

Police say Sotelo was reported missing early Monday to Yuma police and was last believed to be headed to Somerton to pick up a passenger.

They say Sotelo was located in a desert area off Highway 95 on Tuesday night with at least one gunshot wound and he was pronounced dead at the scene.

Police say Sotelo's car that he used as a taxi hasn't been located and a motive for the shooting is unknown.

Somerton is about 11 miles (17 kilometers) southeast of Yuma.