Horse racing's new governing body in rush to starting gate
Kentucky Derby entrant Simplification works out at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

Kentucky Derby entrant Simplification works out at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

May. 05, 2022 11:27 AM EDT
Kentucky Derby entrant Epicenter works out at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

Kentucky Derby entrant Epicenter works out at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

May. 05, 2022 10:41 AM EDT
A horse is led onto the track for a workout at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

A horse is led onto the track for a workout at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

May. 05, 2022 10:34 AM EDT
Kentucky Derby entrant Messier works out at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

Kentucky Derby entrant Messier works out at Churchill Downs Thursday, May 5, 2022, in Louisville, Ky. The 148th running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

May. 05, 2022 10:44 AM EDT