The pedestrian, 51, was struck on the northbound roadway between the Linden Place and 20th Avenue exits just before 5 a.m. Thursday.
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He was reportedly running across four lanes of northbound traffic when he was struck.
The driver of a Jeep Liberty stayed at the scene, but a dark-colored, mid-size sedan with front-end damage fled.
The driver is currently being sought.
The pedestrian was pronounced dead at the scene.
The investigation is ongoing.