AP
Afleet Alex, with jockey Jeremy Rose, rounds the third turn during a morning workout, May 3, 2005, at Churchill Downs in Louisville, Ky.
Andromeda's Hero
AP
Kentucky Derby entrant Andromeda's Hero, with exercise rider Maxine Correa up, gallops along the backstretch at Churchill Downs, May 6, 2005, in Louisville, Ky.
Bandini
AP
Kentucky Derby hopeful Bandini gets his face washed by groom Paul Perry following his morning workout at Churchill Downs, May 1, 2005, in Louisville, Ky.
Bellamy Road
AP
Kentucky Derby hopeful Bellamy Road and exercise rider Maxine Correa work out on the backstretch of Churchill Downs, May 1, 2005, in Louisville, Ky.
Buzzards Bay
AP
Kentucky Derby entrant Buzzards Bay is held by hot walker Hector Marquis while washed after a morning workout at Churchill Downs, May 5, 2005, in Louisville, Ky.
Closing Argument
AP
Kentucky Derby hopeful Closing Argument, right, with exercise rider Danny Wright, works out with stablemate Cartoonist, with jockey Gary Stevens riding, May 2, 2005, at Churchill Downs in Louisville, Ky. Closing Argument is trained by Kiaran McLaughlin.
Coin Silver
AP
Retired jockey Angel Cordero Jr. guides Kentucky Derby hopeful Coin Silver through a workout, May 2, 2005, at Churchill Downs in Louisville, Ky. Coin Silver is one of three potential Kentucky Derby prospects trained by Todd Pletcher.
Don't Get Mad
AP
Jockey Gary Stevens guides Don't Get Mad to an easy win in the 81st Running of the Derby Trial, April 30, 2005, at Churchill Downs in Louisville, Ky. Gallardo finished second, and Vicarage was third.
Flower Alley
AP
Kentucky Derby hopeful Flower Alley and exercise rider Michelle Nihei on the backstretch of Churchill Downs, May 1, 2005 in Louisville, Ky.
Giacomo
AP
Kentucky Derby entrant Giacomo, with exercise rider Frankie Herrate up, works out along the backstretch, May 5, 2005 at Churchill Downs in Louisville, Ky.
Going Wild
AP
Trainer D. Wayne Lukas looks over the track at Churchill Downs during sunrise, May 5, 2005, in Louisville, Ky. Lukas trains Kentucky Derby entrant Going Wild.
Greater Good
AP
Kentucky Derby hopeful Greater Good with exercise rider Betsy Couch up takes her horse down the backstretch May 2, 2005, at Churchill Downs in Louisville, Ky.
Greeley's Galaxy
AP
Kentucky Derby hopeful Greeley's Galaxy and exercise rider Mikki Fincher work out on the backstretch of Churchill Downs, April 30, 2005, in Louisville, Ky.
High Fly
AP
Kentucky Derby hopeful High Fly, with exercise rider Maxine Correa, tours the Churchill Downs track during his morning exercise, May 1, 2005, in Louisville, Ky. High Fly is one of five potential Kentucky Derby entrants trained by Nick Zito.
High Limit
AP
Kentucky Derby hopeful High Limit, with exercise rider Jose Cuevas, works out along the backstretch at Churchill Downs, May 3, 2005, in Louisville, Ky.
Noble Causeway
AP
Steam rises from Kentucky Derby entrant Noble Causeway while being washed after a morning exercise at Churchill Downs, May 6, 2005, in Louisville, Ky.
Sort It Out
AP
Kentucky Derby hopeful Sort It Out, left, ridden by exercise rider Dana Barnes, works out with stable mate Appalachee Tiger, with Joe Deegan riding, May 2, 2005, in Louisville, Ky. Sort It Out is trained by Bob Baffert.
Spanish Chestnut
AP
Kentucky Derby hopeful Spanish Chestnut, with exercise rider Rodolph Brisset in the saddle, works out on the Churchill Downs track, May 1, 2005, in Louisville, Ky. Spanish Chestnut is trained by Patrick Biancone.
Sun King
AP
Kentucky Derby entrant Sun King, with former jockey Angel Cordero Jr., works out along the backstretch, May 5, 2005, at Churchill Downs in Louisville, Ky.
Wilko
AP
Kentucky Derby hopeful Wilko is held by exercise rider Sergio Martin, after a morning workout, May 3, 2005, at Churchill Downs in Louisville, Ky.