Suffolk County Police Seventh Squad detectives are investigating a single-vehicle crash that killed a man in Manorville.
John Callas was driving a 2011 Ford van northbound on Schultz Road, between Wading River Manor Road and North Street, on May 24 when the vehicle swerved off the roadway and struck a boulder at approximately 10:10 p.m.
Callas, 64, of Centereach, was transported to Peconic Bay Medical Center in Riverhead, where he was pronounced dead.
The Ford was impounded for a safety check. Detectives are asking anyone with knowledge of the crash to contact the Seventh Squad at 631-852-8752.