MITCHELL, S.D.  (MITCHELLNOW) A 57-year-old Mitchell woman pleaded not guilty to charges of grand theft in Davison County court on Tuesday. Carrie Lefort is alleged to have stolen $133,400 in bank deposits from the Highland Travel Plaza, where she served as manager. Lefort is facing up to 15 years in prison. Lefort is scheduled for a jury trial in June.