Churchill Downs to suspend racing operations following deaths of 12 horses

FILE - Javier Castellano, atop Mage, third from left, is seen behind with others behind the pack as they make the first turn while competing in the 149th running of the Kentucky Derby horse race at Churchill Downs Saturday, May 6, 2023, in Louisville, Ky. Churchill Downs will limit horses to four starts during a rolling eight-week period and impose ineligibility standards for continued poor performance in the wake of the recent deaths of 12 horses at the home of the Kentucky Derby. (AP Photo/Julio Cortez, File)