The Highway Patrol investigated a fatal accident in Audrain County early Friday morning at County Road 355 near Highway 15. According to the report, Jesse Smith, 20, of Mexico was Northbound when he traveled off the right side of the road, overturned and struck a tree. Smith was seriously injured and flown to University Hospital, but his passenger, Michael S. Cunningham, 18, of Mexico was pronounced dead at the scene by the Deputy Coroner.