Tuesday night at about six forty five the Ozaukee County Sheriff’s office was notified of an accident involving a van and a school bus. According to Lieutenant McCormack of the Ozaukee County Sheriff’s office, the owned by Riteway Bus Services had just entered southbound State Highway 57 from westbound County Highway D when it was struck from behind by a 2003 Chevrolet van. The school bus was occupied by several Northern Ozaukee school district students. There were no injuries reported on the bus. The male driver of the van was pronounced dead at the scene. His name is being withheld pending family notification. It is unknown if speed, impairment or weather played a role in the crash. The roadway was closed for about two hours. The crash remains under investigation by the Ozaukee County Sheriff’s Department.