TOWNSEND TOWNSHIP -- The Ohio State Highway Patrol is investigating a one-vehicle crash on TR 237 near CR 268 in Sandusky County.
Officials said it happened 12:30 a.m. Saturday.
28-year-old Tobias Keegan, of Clyde, is currently listed in critical condition. Officials said Keegan was heading eastbound on TR 237 when he lost control of the vehicle. The vehicle swerving off the road and struck a guard rail.
The vehicle then went through a t-intersection at CR 268 and flipped over, landing into the bottom of a ravine.
Keegan was not wearing his seatbelt at the time of the crash. He was flown by life flight to the University of Toledo Medical Center.
Alcohol and speed are believed to have contributed to the crash, according to authorities.