The Hardin County Sheriff's Office is investigating a one-vehicle crash at Ohio 67 West near County Road 115, which left a Lima man with serious injuries early today. 

The investigation revealed that the driver Matthew Dennis Bollinger, age 24 of Lima, was traveling east on Ohio 67 when he apparently lost control of the vehicle, which left the roadway and rolled over. 

Bollinger was transported from the scene to Lima Memorial Hospital. The crash remains under investigation. 

Deputies were assisted at the scene by Kenton Fire Department, Richland Township Fire Department, BKP EMS and Route 31 Towing.