Update: said Jeffrey Ahn, 17, of New York City and Amagansett, was killed after a minivan struck him on Old Stone Highway in Amagansett on Saturday afternoon.
Ahn had been walking north with a group of friends at the time of the crash, at about 1 p.m.
Ladislav Smigura, 25, was driving a 2004 Ford van north when ran into the pedestrians, police said, near Ahn's home on Arbor Path.
Emergency room personnel pronounced Ahn dead at . emergency medical technicians tried to resuscitate Ahn on the way to the hospital.
Police said the van has been impounded for a safety check and the investigation is continuing. Detective Lt. Chris Anderson said no charges have been filed.
Anyone with information about the crash are asked to contact police at 631-537-7575.
Previously: A minivan taxi struck three teenagers walking on Old Stone Highway in Amagansett on Saturday afternoon, seriously injuring a 17-year-old boy, according to East Hampton Town Police Chief Ed Ecker.
The accident happened at about 1 p.m., on Old Stone Highway, near Arbor Path, not far from the intersection of Old Stone Highway and Town Lane.
"A Lindy's cab hit, I believe, three pedestrians," Ecker said. Detectives are investigating the cause of the crash, he said.
The Amagansett Fire Department's ambulance company was called at 12:55 p.m. They transported one of the teens to Southampton Hospital.
Ecker did not release the teens' names or the name of the cab driver, yet.
Check back for more information as it becomes available.