Update, 3:20 p.m.: Montauk Highway in Amagansett has been reopened, according to the East Hampton Town Police Department.
Originally, 2:20 p.m.: East Hampton Town Police have closed the westbound lane of Montauk Highway in Amagansett following a two-car crash on Thursday afternoon.
Heavy traffic delays in both directions have been observed in the vicinity of the accident, which occurred shortly before 2 p.m. just west of the Amagansett School.
Police could not provide additional details, as first responders were still on the scene as of 2:20 p.m. Thursday. This is a developing story and will be updated as more information becomes available.