Des Moines police are looking for a witness to a deadly crash on Interstate-235 early Saturday morning.
Police found an SUV on its top along the southern lane of I-235 between the 31st and 42nd Street exits.
The driver, 22-year old Julio Carrillo, was pronounced dead at the scene.
Police are looking for a green, mid-90s Dodge Neon sedan. There is dark tint on the rear window and both back doors.
Anyone with information on the vehicle is urged to call Polk County crime stoppers at (515) 223-1400.