CHICAGO (CBS) -- The victim of a deadly hit-and-run crash on the Tri-State Tollway has been identified. 

On Sunday the medical examiner identified the victim as 31-year-old Colette Smith. 

Police say a car hit Smith on 294 around 1 a.m. Saturday. 

That car drove off, and then smith was hit again by a FedEx truck. 

The FedEx driver remained on the scene. 

Police arrested the other driver a short time later. 

There is no word yet on any charges.