The field is set for the May 4 Kentucky Derby, barring last-minute withdrawals. Here's how they line up.

Bob Baffert sending Kentucky Derby contenders Game Winner and Improbable to Arkansas after Santa Anita cancels its prep race.

With Southern California racing temporarily shut, Kentucky Derby prep action continues at Aqueduct, Tampa Bay Downs and Turfway Park; European prospects still cloudy after this week's action; Oaks preps and much more.

World-class sprinters Roy H and X Y Jet return to action with mixed results; War of Will and Win Win Win jump into Kentucky Derby picture with victories.

Kentucky Derby and Oaks preps at Fair Grounds in New Orleans and Tampa Bay Downs in Florida; Breeders' Cup Sprint winner Roy H preps for another swing at Dubai; Sunshine Millions at Gulfstream Park; much more weekend Thoroughbred action.

Kentucky Derby hopefuls Mendelssohn, Free Drop Billy, Firenze Fire, Bolt d'Oro, McKinzie, Flameaway, World of Trouble and Untamed Domain all in action in a weekend of Thoroughbred racing.

Weekend racing across the US, as well as in Dubai and Japan, could help shape the field for this year's Kentucky Derby; plus a look at much more Presidents Day holiday Thoroughbred racing action.

World of Trouble tops weekend Kentucky Derby preps; Nothingilikemore moves forward on Hong Kong Derby series; much more weekend Thoroughbred racing action.

Mourinho's victory moves him to top ranks of KY Derby contenders with more action on tap this weekend; Comicas and Winter Lightning win in Dubai; Hong Kong Derby contenders on tap Sunday; much more Thoroughbred racing action.

American 2-year-olds test the Kentucky Derby waters; graded stakes in Florida; survivor of San Luis Rey fire wins in Oklahoma; Danon Premium wins Grade I in Japan; much more racing action.

UPI Horse Racing News Roundup: California Chrome named "Horse of the Year" while Finest City nets an Eclipse Award and a graded stakes win hours apart; more movement on the Kentucky Derby and Oaks front, much other weekend racing action

Kentucky Derby preps, Sunshine Millions, Hong Kong Classic Mile all on weekend racing agenda; also, results from Thursday's World Cup Carnival races in Dubai

Saturday's Arkansas Derby is "last call" for would-be Kentucky Derby participants; weekend racing action features several other stars as well as top 3-year-old action in Japan and England

Cupid draws a bead on the Arkansas derby with a weekend win; upsets in Australia, California and Florida dot weekend racing landscape as all eyes turn to Saturday's Dubai World Cup.

2-year-old champ Nyquist kicks off his Kentucky Derby campaign in a holiday weekend filled with top-quality racing from Australia to Florida