Fan-favorite Groupie Doll (Bowman's Band--Deputy Doll, by Silver Deputy), winner of the GI Breeders' Cup Filly & Mare Sprint back-to-back in 2012 and 2013 and named champion female sprinter in each of those seasons, has been pensioned from breeding, according to a tweet from Mandy Pope's Whisper Hill Farm. "Big News for the Groupie Doll fans!" read a post from Whisper Hill on X. "Groupie Doll has been officially retired from breeding. She will live at the farm in Florida and be pampered like the absolute queen she is for...