(Leon, Iowa) – Authorities say a medical condition may have caused a single-vehicle crash Friday evening in southern Iowa, that resulted in a fatality. The Iowa State Patrol reports 61-year-old Edward Ray Hiebing, of Leon, was driving a 2007 GMC Sierra pickup truck east on Highway 2 at around 6:45-p.m., when the vehicle left the road to the south and struck the Long Creek Outfitters Building at 1601 W. 1st Street.

Hiebing was pronounced deceased at the scene. He was not wearing a seat belt. The Patrol was assisted at the scene by the Decatur County Sheriff’s Office, and Leon Fire and Rescue.