Jockey Dean Butler suffered a serious head injury Wednesday after his mount in Monmouth's sixth race fell. "He has no fractures," said Dr. Angelo Chinnici, medical director for the New Jersey Sports and Exposition Authority. "He had a blunt trauma of the head resulting in seizures. He's moving all of his extremities, but he is still listed in critical condition and remains in intensive care." Butler's mount, Gesche, fell near the three-furlong pole and came out of the spill with only lacerations…Among the horses on track at Churchill Downs Wednesday were four grade I winners. Heritage of Gold breezed six furlongs in 1:17 on a track rated good, Chilukki went five furlongs in :58 3/5 in preparation for Tuesday's Regret Stakes, Silverbulletday, also scheduled to compete Tuesday at Monmouth in the Molly Pitcher (gr. II), breezed five furlongs in 1:00 2/5 under Peter Hutton, and Captain Steve went five furlongs in 1:01 4/5 under Shane Sellers…Steve Terelak of Culver City, Calif., won Belmont Park's $60,000 Handicapping Challenge. Terelak, an employee of Horseplayer magazine, took the $25,000 winner's purse home with him after defeating 200 contestants…The Daily Racing Form has announced it will publish a new publication, DRF Simulcast Weekly, beginning July 12. The publication will incorporate elements from DRF's former National Charts Weekly and feature statistical data and in-depth information from all major racing circuits. The publication, which will reach newsstands on Thursdays, will have a single copy price of $4, with charter memberships of $99 per year and $59.99 for six months. The Form will distribute a free sample edition of DRF Simulcast Weekly at all Daily Racing Form on-track newsstands and major simulcast outlets on July 4. "With the proliferation of simulcast wagering across the country, it's increasingly important for the horseplayer to have more information at their fingertips," said Steven Crist, editor and publisher of Daily Racing Form. "We believe that DRF Simulcast Weekly fills a void and will prove to be an invaluable publication for serious horseplayers who wager on a variety of simulcast signals."…Bruce Brill, marketing manager with Molson Brewery in Vancouver, British Columbia, Canada, for the past 10 years, has been named director of marketing for Vancouver's Hastings Park Racecourse.