Medina Spirit could lose Ky. Derby win; track bans Baffert

Jockey John Velazquez, left, watches as trainer Bob Baffert holds up the winner's trophy after they victory with Medina Spirit in the 147th running of the Kentucky Derby at Churchill Downs, Saturday, May 1, 2021, in Louisville, Ky. (AP Photo/Jeff Roberson)

John Velazquez riding Medina Spirit leads Florent Geroux on Mandaloun and Flavien Prat riding Hot Rod Charlie to win the 147th running of the Kentucky Derby at Churchill Downs, Saturday, May 1, 2021, in Louisville, Ky. (AP Photo/Jeff Roberson)

John Velazquez riding Medina Spirit leads Florent Geroux on Mandaloun, Flavien Prat riding Hot Rod Charlie and Luis Saez on Essential Quality to win the 147th running of the Kentucky Derby at Churchill Downs, Saturday, May 1, 2021, in Louisville, Ky. (AP Photo/Jeff Roberson)

John Velazquez riding Medina Spirit throws a rose after his victory in the 147th running of the Kentucky Derby at Churchill Downs, Saturday, May 1, 2021, in Louisville, Ky. (AP Photo/Jeff Roberson)