Racing Photo Gallery

Zenyatta is walked on the grass near the stables at Churchill Downs in Louisville, Ky., Tuesday, Nov. 2, 2010. Zenyatta was made the early 8-5 favorite in a field of 12 for the $5 million Breeders' Cup Classic, where she'll try to end her career with a 20-0 record, on Saturday. (AP Photo/The Courie-Journal, Bill Lester) ** NO SALES, NO ARCHIVE, MAGS OUT, MANDATORY CREDIT **