CALLAWAY COUNTY, Mo. — Two people were injured in a Callaway County crash Monday morning. According to a Missouri State Highway Patrol report, Sandra M. Walls, 69, of Williamsburg, was driving a Ford Escape on westbound Interstate-70 around 10:08 a.m. Her vehicle slid on the wet roadway, traveled off the left side of the road, through the median cables, before striking a Freightliner in the eastbound lane. The semi’s driver, John D. Thomas, 40, of Lafayette, Louisiana was minorly injured. Walls received moderate injuries. Both were treated at University Hospital in Columbia.