PICTURES OF THE DAY

Nash Rawiller rides 'Pierro' to win the AAMI Golden Slipper race during 2012 Golden Slipper Day at Rosehill Gardens on April 7, 2012 in Sydney, Australia. (Brendon Thorne/Getty Images)

Sanford and Spawr's Amazombie and Mike Smith win the $150,000 Grade Potrero Grande Stakes Gr. 2 on Saturday, April 7, 2012, at Santa Anita Park, Arcadia, Calif. The victory was a major milestone for jockey Mike Smith, giving the Hall-of-Famer his 5,000th career win. (AP Photo/Benoit Photo)

Javier Castellano rides Broadway's Alibi to win the $250,000 Comely Stakes Gr.3 at Aqueduct, Saturday, April 7, 2012, in New York. (AP Photo/New York Racing Association)

Gemologist, ridden by Javier Castellano, wins the $1 million Wood Memorial Gr.1 over Alpha, ridden by Ramon A. Dominguez, at Aqueduct racetrack, Saturday, April 7, 2012, in New York. (AP Photo/New York Racing Association)

I'll Have Another, left, ridden by Mario Gutierrez, outruns Creative Cause, center, ridden by Joel Rosario and Blueskiesnrainbows, ridden by Joe Talamo, to win the $750,000 Santa Anita Derby Gr.1 on Saturday, April 7, 2012, at Santa Anita Park, Arcadia, Calif. (AP Photo/Benoit Photo)

Lady of Shamrock and jockey Mike Smith win $150,000 Providencia Stakes Gr. 3 Saturday, April 7, 2012, at Santa Anita Park in Arcadia, Calif. (AP Photo/Benoit Photo)

Race to Urga, with jockey Jose Lezcano, captures the Wait a While Stakes at Gulfstream Park on Sunday, April 8, 2012, in Hallandale Beach, Fla. (AP Photo/Gulfstream Park)

Silver Max winning the the $100,000 Transylvania Gr. 3 at Keeneland on Friday. (Coady Photography)

Willie Martinez rides Trinniberg to win the $250,000 Bay Shore Gr.3 at Aqueduct, Saturday, April 7, 2012, in New York. (AP Photo/New York Racing Association)

Karlovy Vary ridden by James Graham wins the $500,000 Central Bank Ashland Stakes Gr.1 for trainer George Arnold and Owner Alex G. Campbell, Jr. (Keeneland Photo/Facebook)

I'll Have Another, left, ridden by Mario Gutierrez, outruns Creative Cause, center, ridden by Joel Rosario and Blueskiesnrainbows, ridden by Joe Talamo, to win the $750,000 Santa Anita Derby Gr.1 on Saturday, April 7, 2012, at Santa Anita Park, Arcadia, Calif. (AP Photo/Benoit Photo)

Jackson Bend and Corey Nakatani edge out Caleb's Posse and Rajiv Majragh to win the $400,000 Carter Handicap Gr. 1 at Aqueduct, Saturday, April 7, 2012, in New York. (AP Photo/New York Racing Association)