Triple Group 1-winning sprinter Glass Slippers (GB) (Dream Ahead) has been tested in foal to Dubawi (Ire) for her first mating, owner/breeder Bearstone Stud revealed on Twitter on Thursday. Trained by Kevin Ryan, Glass Slippers won three black-type races culminating in the G1 Prix de l'Abbaye at three. She added the G1 Flying Five S. the following season and, after missing by a neck to Wooded (Fr) in her l'Abbaye title defense, shipped to Keeneland to win the GI Breeders' Cup Turf Sprint. Glass Slippers finished third in three starts...