Jeffery Ray Shepherd, 36, of Tooele, was charged in May with first-degree felony aggravated murder, which carries the potential for the death penalty. Shepherd also was charged with first-degree felony aggravated robbery and second-degree felony obstructing justice.
Charging documents state that following his arrest on May 15, Shepherd admitted that on the afternoon of April 16, he was in the area of the Jordan River Parkway, where he confronted Holt with a gun and demanded money.
Later that day, a passer-by found Holt dead in his car in a parking lot near 3200 South and 900 West.