(Preble County, OH)--Details of a fatal crash in Preble County have been released.  It happened on Tuesday night on Fisher-Twin Road south of West Alexandria.  A vehicle occupied by three elderly people left the roadway on a curve, went through a yard, and struck a tree.  91-year-old Chie Demeter of Eaton was riding in the back seat and was pronounced dead at the scene.  Two 83-year-old front-seat occupants were both injured.