AVON, S.D. — A Nebraska man has died following a crash in southern South Dakota.

According to the South Dakota Department of Public Safety, it happened around 3:30 p.m. Friday one mile southeast of Avon, S.D., which is 20 miles north of Niobrara, Neb.

A news release says a 50-year-old man from Brunswick, Neb. was driving north on 407th Ave. near 303rd St. when he lost control of his car. The vehicle entered the ditch, rolled and came to rest in a field. The driver, who was not wearing a seat belt, was partially ejected and sustained fatal injuries.

The highway patrol has not yet identified the man. The crash is under investigation.