Derby winner Medina Spirit collapses, dies in California

An exercise rider takes Medina Spirit for a morning workout at Del Mar racetrack prior to the Breeders' Cup World Championship horse races Thursday, Nov. 4, 2021, in Del Mar, Calif. (AP Photo/Jae C. Hong) An exercise rider takes Medina Spirit for a morning workout at Del Mar racetrack prior to the Breeders' Cup World Championship horse races Thursday, Nov. 4, 2021, in Del Mar, Calif. (AP Photo/Jae C. Hong)