GRAND PRAIRIE, Texas - There's a mid-card surprise Sunday at Lone Star Park.

The sixth race will serve as the first start of the year for both Sing Baby Sing and Golden Yank, who are among the best older horses on the grounds. Orphan Brigade is also part of the field for the allowance sprint, which comes a month after the 9-year-old put up one of the year's best Beyer Figures.

"It turned up very tough for just an overnight allowance," said Jack Bruner, who trains Sing Baby Sing for the meet's leading owner, Tom Durant.

LOUISVILLE, Ky. - Out of necessity more than anything else, trainer Richard Dutrow Jr. paired jockey Paco Lopez with Arson Squad. So far, it's been a match made in heaven.

For the second time in four weeks, Lopez guided Arson Squad to victory in a graded stakes, this time to a 2 1/4-length score in Friday's at Churchill Downs. Flying Private finished second by 1 1/2 lengths over Enriched. He was followed in the order of finish by Prom Shoes, Chocolate Candy, Cool Coal Man, Macho Again, Friesan Fire, and Bullsbay.

Penn National Race Course will offer a track-record $1.2 million in stakes purses this season.

The central Pennsylvania track has scheduled 15 stakes, including seven restricted to statebreds.

Last year, Penn had 12 stakes worth slightly more than $1 million.

As usual, the season's highlight will be the $200,000 Pennsylvania Governor's Cup. The 38th running of Penn National's most prestigious race is part of a six-stakes package over two nights at the end of July in what is billed as the Summer Racing Festival.

INGLEWOOD, Calif. - Rafael Bejarano, who through Thursday led the nation's riders in earnings this year, has gained the mount on Rail Trip for the $100,000 Mervyn LeRoy Handicap at Hollywood Park next Saturday.

Trainer Ron Ellis said the decision was made by owners Mace and Samantha Siegel. Bejarano will be the second jockey to ride Rail Trip in the 5-year-old gelding's career. Jose Valdivia Jr. was the previous rider of Rail Trip, who has won 6 of 9 starts and $787,790 in a career highlighted by a win in the Hollywood Gold Cup last summer.

ETOBICOKE, Ontario - Rachel Halden, a longtime assistant to Roger Attfield, has trained her own stable at the last two Woodbine meetings. But she has returned to a supporting role here this year and will be running an eight-horse barn as an assistant to trainer Bill Mott, who has stalls here for the first time.

The partnership was born when Halden was at Payson Park this winter, working with trainer Ian Black.

Jim Lawson, who has been active in the Thoroughbred racing and breeding industry for some 30 years, has been appointed chairman of the board of the Jockey Club of Canada.

"Jim Lawson has the industry knowledge and experience to help lead Canada to its rightful place in international Thoroughbred racing," said Dick Bonnycastle, who is retiring from the chairman's post.

Lawson, a member of the board of directors of the Woodbine Entertainment Group, manages the Jim Dandy Stable of his father, Mel Lawson.

LOUISVILLE, Ky. - Unrivaled Belle handed Rachel Alexandra her second consecutive shocking defeat of the season, outgaming the reigning Horse of the Year through the stretch to post a head victory in Friday's at Churchill Downs.

Calder resumed racing as scheduled on Friday after being forced to cancel the final five races of its Thursday card due to a small electrical fire in the TV control module. The fire disrupted the track's ability to simulcast the races and to provide video of the races to the stewards.

Racing was canceled at Calder after the fourth race on Thursday because of a small electrical fire in the video control module at the track.

The fire, which occurred at 2:50 p.m., damaged equipment in the truck necessary both to broadcast simulcast signals and to provide the films used by track stewards to adjudicate the races. The decision to cancel the remainder of the scheduled nine-race card was made at 3:25.

LOUISVILLE, Ky. - Now they're all in!

All 20 Kentucky Derby starters were on the grounds Thursday and being fine-tuned for what their connections hope will prove to be a winning run Saturday. Nobody breezed or even blew out Thursday morning over the driest and best racetrack in the last week.