Kentucky Derby hopeful Orb, with exercise rider Jenn Patterson aboard, gallops at Churchill Downs in Louisville, Ky., Friday, April 26, 2013.
Kentucky Derby hopeful Orb, with exercise rider Jenn Patterson aboard, gallops at Churchill Downs in Louisville, Ky., Friday, April 26, 2013.
Kentucky Derby hopeful Orb, with exercise rider Jenn Patterson aboard, gallops at Churchill Downs in Louisville, Ky., Friday, April 26, 2013.

Trainers debate worth of workout at Churchill before Kentucky Derby

April 25, 2014 5:59 PM