Miss Keller took off in the stretch in Wednesday’s $70,000 De La Rose to give trainer Roger Attfield his second stakes victory of the meet and jockey Javier Castellano his fourth winner of the day. (NYRA Photo via Flickr)

Divine Fortune tracked favored Slip Away to the final hurdle before grabbing the lead and going on to a three-quarter length victory over stablemate Arcadius Thursday afternoon in the 15th running of the Grade 2, $75,000 A.P. Smithwick Memorial Steeplechase at Saratoga Race Course. (NYRA Photo via Flickr)

Haskell Invitational Champion Lookin At Lucky meets Monmouth Park Mascot Coco Puff, a miniature horse at Monmouth Park on Monday morning August 2, 2010. (Photo by Bill Denver/EQUI-PHOTO)

Undefeated Zenyatta, exercise rider Steve Willard up, jogs along the stretch at the Del Mar track in Del Mar, Calif. , Thursday, Aug. 5, 2010. Zenyatta has been entered in the $300,000 Clement L. Hirsch Stakes at Del Mar on Saturday. (AP Photo)