A McMinnville woman was seriously injured early Wednesday morning when her 2010 Toyota Venza left the roadway on Highway 56 just short of the Warren County line.Cynthia Milford, 57, of McMinnville was transported by ground to St. Thomas Hospital DeKalb then transported by air to Vanderbilt.According to Tennessee Highway Patrol Trooper Danielle Neil who was the investigating officer, Milford’s vehicle was traveling south on SR 56. Milford’s vehicle ran off the right side of the roadway, struck a concrete culvert, traveled into the air, over a driveway entrance and came down in a ditch. The vehicle traveled a short distance before striking another culvert, traveled in the air and came down on the other side of the driveway entrance, eventually coming to rest.Milford was cited for failing to exercise due care.