Reigning champion sprinter Whitmore (Pleasantly Perfect), third in his latest start in the May 1 GI Churchill Downs S., recorded his final serious breeze Friday in preparation for the GI Alfred G. Vanderbilt H. July 31 at Saratoga. The 8-year-old, who won the GI Breeders' Cup Sprint in November at Keeneland, went a half-mile in :48.78 seconds over a fast main track, 12 days after completing the same distance in a swift :47.21 seconds. Trained by Ron Moquett, the gelding has amassed more than $4.4 million in lifetime earnings through...