Breeders' Cup winner Glass Slippers (GB) (Dream Ahead--Night Gypsy {GB}, by Mind Games {GB}) has been retired from racing following her eighth-place finish in Saturday's GI Breeders' Cup Turf Sprint. The Bearstone Stud homebred, who was trained by Kevin Ryan, won the G3 Prix du Petit Couvert followed by the G1 Prix de l'Abbaye at three. In 2020, she added the G1 Flying Five S. in Ireland, ran second in another edition of the l'Abbaye, and maintained that form Stateside with a half-length win in the GI Breeders' Cup Turf...