A Defiance, Ohio, man was flown to a Toledo hospital Thursday after his car struck a semi on Ohio 15 south of the city.
The Defiance Post of the State Highway Patrol is investigating the crash south of Carter Road about 12:25 p.m.
A 1998 Oldsmobile 88 driven by Anthony Silva, 40, was northbound on Ohio 15 when the car went left of center and struck a 2014 Volvo semi driven by Gregory A. Otto, 45 of South Charleston, Ohio, the post said.
Silva was flown to Toledo Hospital by Promedica Life Flight. His condition was not immediately available.
Otto was not injured, the post said.
The Defiance County Sheriffs Department and Defiance Fire and Rescue assisted.