Police say a 55-year-old man has been killed in a single-car crash in South Bristol. The Lincoln County Sheriff’s office says John Galloni was driving a 1995 Jeep Cherokee south on state Route 129 when the vehicle crossed the northbound lane and struck several trees and a rock wall before rolling over and landing on its roof early Sunday. Galloni was pronounced dead at scene. He was not wearing a seat belt at the time of the crash. Police are investigating the crash.