Dickey Road and Highway 161 in Grand Prairie. (Credit: Google Maps)

GRAND PRAIRIE (CBSDFW.COM)  – A 59-year-old man driving a 2004 Chevrolet sedan was killed Friday after witnesses say he ran a stop sign, causing a pickup truck to slam into the driver’s side door.

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Grand Prairie Police spokesman Eric Hansen said the sedan was traveling westbound on Dickey Rd. and crossing the northbound lanes of Highway 161 at 11:30 a.m. when the collision happened.

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Witnesses told police that the Chevrolet sedan ran a stop sign and “entered the path of the pick-up” truck. The driver of the truck, a 75-year-old Midlothian man, was taken to Methodist Dallas Medical Center with non-life threatening injuries.

The 59-year-old died at the scene, Hansen said.

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Grand Prairie Police are investigating the accident. This is the fourth fatal traffic collision in the city this year. Neither victim has been identified.