(MAPLE VALLEY TOWNSHIP) -- A 26-year old Warren man was seriously injured after the vehicle he was driving overturned Monday night along Maple Valley Road in Sanilac County's Maple Valley Township. Sheriff's deputies say the Dodge Ram pickup was traveling north near Fisher Road when the Warren man failed to negotiate a curve and lost control of the pickup. The vehicle entered the ditch, struck an embankment, and become airborne before overturning and ejecting the man. A citizen called 9-1-1 shortly after 9 p.m. to report the crash and informed dispatchers that he could not locate the driver. Brown City Firefighters found the man unconscious and severely injured. He was taken to Marlette Regional Hospital and later flown by Life Net to Covenant Cooper in Saginaw for treatment of life-threatening injuries. Deputies say the crash remains under investigation. Anyone that may have witnessed the crash or has information regarding the crash, contact Deputy Nowiski or Deputy Sanchez at 810-648-2000, ext 2.