(Preble County, OH)--Details of what turned out to be a fatal crash on Sunday in Preble County were released Monday.  Investigators say 42-year-old Matthew Elswick was traveling in excess of 80 miles an hour when he lost control on Lexington Road near State Route 503 just north of West Alexandria.  Elswick struck a tree and then a culvert and was pronounced dead at the scene.  He was not wearing a seat belt.  Authorities say speed and alcohol were both factors in the crash.