The Bob Baffert-trained pair of Chilukki and Silverbulletday worked five furlongs over a sloppy track at Churchill Downs Saturday morning. Silverbulletday completed her breeze in 1:01 1/5. Chilukki's five-furlong move was the fastest of 25 at the distance Saturday. She completed the drill in :59 3/5 seconds, handily...Jockey Ramsey Zimmerman, injured in a spill in the seventh race at Arlington International Racecourse on Wednesday, is scheduled to be released from Northwest Community Hospital on Saturday. "Ramsey is in stable condition with no change, and will remain overnight (Friday)," hospital media relations specialist Bob Niersbach said. No decision has been made on when he will resume riding.