The Churchill Downs spring/summer, which will include an Arlington Million Day card transplanted from the shuttered Chicago racetrack, will offer a record 53 stakes races worth $20.37 million. The 44-day Spring Meet is highlighted by the $3-million GI Kentucky Derby May 7 and will run from Apr. 30-July 4. With the coordination of Ellis Park and the Kentucky Horse Racing Commission, Churchill will host a special Arlington Million Day Aug. 13. The card will featureĀ four stakes cumulatively worth $2 million: the $1-million GI Arlington Million; $500,000 GI Beverly D....