Footage of Catalytic, a Kentucky Derby horse, eating hay in the barn at Churchill Downs, showcasing the calm moments before the big race

catalytic horse eating hay barn churchill downs kentucky derby louisville usa equestrian thoroughbred racing stable equine race preparation iconic feeding calm prerace tradition annual event horse racing sport event morning routine famous american race day animal care training horse barn equine health relaxed preparation spring event stable life competition hay horse feed jockey handler barn scene race training kentucky historic racing venue equine diet equine routine