Police are searching for a hit-and-run driver who killed a pedestrian early Monday in Merrick.

Nassau County police said the pedestrian, an unidentified 25-year-old man, was hit at about 1:35 a.m. on Babylon Turnpike near Smith Street by an unknown vehicle traveling northbound.

The driver fled the scene, police said.

The pedestrian was taken to Nassau University Medical Center in East Meadow, where he was pronounced dead at 5:56 a.m., police said. Police had initially said the injuries were believed to be non-life-threatening.

Police are asking anyone with information regarding the crash to call Crime Stoppers at 800-244-TIPS. All calls will remain confidential, police said.

With Gary Dymski

Three Newsday photographers talk to NewsdayTV's Macy Egeland about covering the tragic crash of TWA Flight 800 in 1996.

'I've never seen fire sitting on the water' Three Newsday photographers talk to NewsdayTV's Macy Egeland about covering the tragic crash of TWA Flight 800 in 1996.

Three Newsday photographers talk to NewsdayTV's Macy Egeland about covering the tragic crash of TWA Flight 800 in 1996.

'I've never seen fire sitting on the water' Three Newsday photographers talk to NewsdayTV's Macy Egeland about covering the tragic crash of TWA Flight 800 in 1996.

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