FAIR HILL, Md.--Tamie Smith on 18-year-old Mai Baum scored 25.3 to lead after the CCI5*-L Dressage competition on Friday, Oct.18 at the Maryland 5 Star. Kiersten Miller on Mama Mia maintained her in the 3 star on 28.4,. Smith has been riding Mai Baum for 10 years and now leads...