A driver was killed in a one-car crash Tuesday in Harpersfield. According to the Delaware County Sheriff's Office, police were called to a Gun House Hill Road location on a report of a car in a stream and one person was found inside. An investigation determined that the driver, identified as 56-year-old Dominick Leone of Oneida, was heading southbound when he lost control of his vehicle, leaving the roadway and hitting an embankment before flipping over into the water. Leone was pronounced dead at the scene.