Police identified a person of interest as 31-year-old Mika Lindquist.
Officers found 50-year-old Ronald Charles Renfro in the roadway near 38 W. and 7200 S. at about 6:30 p.m.
He was rushed to the hospital where he died.
Authorities are searching for a 2016 white Ford Escape with the license plate number X953XS.
It is a rental car that was reported stolen Sept. 11.
The suspect driving the car was a white woman with blonde hair who was last seen heading West on 7200 S.
Police say the vehicle should have significant damage to the right fender and windshield.
If you see the vehicle contact police at (801) 743-7000.