Horse Dies at Churchill Downs, 8th Recent Fatality at Home of Kentucky Derby

Horses come through the first turn during the 149th running of the Kentucky Derby horse race at Churchill Downs in Louisville, Ky., on May 6, 2023. Julio Cortez/AP Photo

LOUISVILLE, Ky.—A horse died Sunday, May 14, after a race at Churchill Downs, making it the eighth fatality in recent weeks at the home of the Kentucky Derby.

Rio Moon “suffered a catastrophic injury to his left foreleg a few strides after the wire,” according to notes in the Equibase chart for the sixth race.