Horses train on the new Polytrack surface at Keeneland Race Course in Lexington, Ky., on Oct. 2, 2006. David Stephenson/Staff
Horses train on the new Polytrack surface at Keeneland Race Course in Lexington, Ky., on Oct. 2, 2006. David Stephenson/Staff LEXINGTON HERALD-LEADER
Horses train on the new Polytrack surface at Keeneland Race Course in Lexington, Ky., on Oct. 2, 2006. David Stephenson/Staff LEXINGTON HERALD-LEADER