It happened around 4:10 p.m. Saturday, Aug. 10, in Hempstead.
Nassau County Police reported that a 2004 Honda traveling westbound on Front Street near 33 Front Street struck the pedestrian, who was crossing from the south side to the north side.
The victim, a 27-year-old, suffered trauma to his head and body.
He was transported to an area hospital, where he was pronounced dead at 8:32 p.m. by a physician.
His identity has not yet been released.
The driver of the Honda, a 20-year-old woman, remained at the scene.
The vehicle was brake and safety checked.
The investigation is ongoing.
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