DENTON, Texas (CBSDFW.COM) – A driver struck and killed a pedestrian early Monday morning in Denton and kept on going, police said.

It happened shortly after 3:30 a.m. on southbound I-35 E at the McCormick St. overpass.

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Denton Fire and EMS responded and pronounced the the victim, a man, dead.

All lanes of southbound I-35 E were closed for several hours while officers conducted their preliminary crash investigation.

Traffic investigators are searching for a dark gray Honda with right front corner and passenger side damage.

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Hit-and-run suspect vehicle color (credit: Denton PD)

Investigators are still working to identify the model of the vehicle.

Police said it’s possible the driver may not have known they struck a person.

The pedestrian was struck by at least one other vehicle following the initial crash.

The driver of that vehicle did stop and is cooperating with the investigation.

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Anyone else involved or anyone who has information surrounding this crash can contact Traffic Officer Tom Birckbichler at (940) 349-7851, or Traffic Officer Arie’ll Bell at (940) 349-7941.