Omaha police are investigating a shooting that killed 34-year-old Virgil Dunn.

Officers found Dunn lying on a sidewalk with a gunshot wound around 10 p.m. Tuesday near 28th and Bristol. 

Dunn was taken to a hospital in critical condition and died at the hospital on Wednesday.

Police released few details about the shooting.  Witnesses told police they saw two people running from the area before officers arrived.