Kentucky Derby winner Orb, left, with exercise rider Jenn Patterson aboard, is led to the track by Anna Martinovsky on a pony for an early morning gallop at Pimlico Race Course Saturday

 

              Kentucky Derby winner Orb, left, with exercise rider Jenn Patterson aboard, is led to the track by Anna Martinovsky on a pony for an early morning gallop at Pimlico Race Course Saturday
Kentucky Derby winner Orb, left, with exercise rider Jenn Patterson aboard, is led to the track by Anna Martinovsky on a pony for an early morning gallop at Pimlico Race Course Saturday, May 18, 2013 in Baltimore. (AP Photo/Garry Jones)