ARCADIA, Calif. – The Factor, who will be favored in the Arkansas Derby at Oaklawn Park on Saturday, worked six furlongs in 1:12.20 at Santa Anita on Sunday, his final major exercise before the key Kentucky Derby prep.

The Factor worked alone under jockey Martin Garcia and galloped out a mile in 1:38.20, according to trainer Bob Baffert.

“He needed it,” Baffert said. “We got a good work into him. That’s all that he needs.”

ARCADIA, Calif. - The road to the Kentucky Derby, which took several unforeseen detours on Saturday, had one final surprising turn at Santa Anita when Midnight Interlude, who was coming off a victory against maidens, outran eight other rivals to capture the Grade 1, $1 million Santa Anita Derby and earn a trip four weeks hence to Churchill Downs.

OZONE PARK, N.Y. - Trainer Graham Motion said he and owner Dianne Cotter had never discussed the Kentucky Derby when it came to their 3-year-old Toby's Corner. There will be plenty to talk about now after Toby's Corner upset leading Derby contender and heavily favored Uncle Mo in Saturday's $1,000,000 Wood Memorial at Aqueduct in arguably the biggest upset in this race's history since Secretariat lost 38 years ago.

LEXINGTON, Ky. – Santiva completed his major preparations for the Grade 1 Blue Grass Stakes by breezing five furlongs in a minute flat Saturday morning at the Palm Meadows training center in south Florida.

The likely favorite for the Keeneland showcase, Santiva was scheduled to arrive here Sunday or Monday by van for the $750,000 race that looks to have a a bulky field on Saturday, April 16.

"The horse worked unbelievably well," said trainer Eddie Kenneally. "We're ready to go. I'm very happy with him."

HALLANDALE BEACH, Fla. – Trainer Kathy Ritvo has scheduled four workouts for Mucho Macho Man leading up to the Kentucky Derby, and if the last three are as good as the first one, he could be a force to be reckoned with on May 7 at Churchill Downs.

KENTUCKY DERBY NEWS: Track all the 3-year-olds on the Triple Crown trail

To Honor and Serve, third in both the Fountain of Youth and Florida Derby, is off the Kentucky Derby trail with a strain to the suspensory ligament of his left foreleg, trainer Bill Mott said late Friday afternoon.

Mott said the injury is “very common” and that To Honor and Serve would probably lose four to six weeks of training, but could ultimately make it back to the races later this year at a high level.