Contact: David Zenner
Dzenner@arlingtonpark.com

THORNTON TAKEN TO HOSPITAL FOLLOWING NINTH RACE MISHAP

ARLINGTON HEIGHTS, Ill. (July 30, 2006) – Jockey Timothy Thornton, whose mount in the ninth race, Strategic Sun (No. 4), broke through the inside rail on the turf course, was taken directly to Northwest Community Hospital in Arlington Heights. Thornton was conscious and alert when he was transported to the hospital.

Additional information will be provided as it becomes available.

Arlington Park -- the Chicago area’s premier Thoroughbred racetrack located in Arlington Heights, Ill. -- will run a 95-day meet in 2006 from Friday, May 5 through Tuesday, Sept. 12. Arlington Park, whose parent company is Churchill Downs Incorporated (Nasdaq: CHDN), also operates eight off-track, simulcast-wagering facilities: Trackside Arlington Park (Arlington Heights), Trackside Quad City Downs (East Moline), Trackside Chicago, Trackside McHenry, Trackside Rockford, Trackside South Beloit, Trackside Waukegan and Lucky’s featuring Trackside OTB in South Elgin. Information on Arlington Park can be found online at www.arlingtonpark.com.