Churchill Downs took its Saturday grass races, including the GII Mrs. Revere S., off the turf and made the following announcement: "There will be no turf entries taken for races scheduled to be run on turf from Nov. 19-22. All scheduled turf races in the condition book during this time period will be transferred to the main track and entries taken for the same conditions will be dirt only." Churchill was also off the turf on Friday. On Thursday, 2020 GI Kentucky Derby competitor Winning Impression reportedly broke down after...