PEGASUS IN RACECOURSE SPIN Kentucky Derby winner Fusaichi Pegasus went back to work at Hollywood Park on Thursday.It was the colt`s first serious work since he suffered a minor foot injury following his second in the Preakness Stakes, covering three furlongs at a good pace.Neil Drysdale`s charge is being prepared for an autumn campaign expected to conclude with the Breeders` Cup Classic at Churchill Downs in November.At the end of the season Fusaichi Pegasus will take up stallion duties at Coolmore`s Ashford Stud near Versailles, Kentucky.