Leading older mare Letruska racked up her fifth straight win – and fourth consecutive Breeders’ Cup Challenge event – in Sunday’s Spinster S. (G1) at Keeneland.

Speed reigned supreme in two of the three turf stakes at Churchill Downs on Saturday, making Set Piece’s last-to-first victory in the $300,000 Wise Dan S. (G2) all the more commendable.