(Jefferson County) Two St. Louis women were injured in a car crash in Jefferson County Wednesday afternoon. 35-year-old Erica Hensel was westbound on MO-30, east of Local Hillsboro Road, when she hit the rear of a 2006 Chrysler minivan driven by 48-year-old William Medlock of Cedar Hill. Medlock was stopped for a steady red electric signal. Medlock’s vehicle and Hensel’s 2014 Audi A-4 were totaled in the wreck. Both Hensel and a 12-year-old occupant in her car received moderate injuries and were transported to St. Clare Hospital.