********************* We couldn’t help overhearing a very senior Biggie Small executive with the HKJC, and someone who really should know better, dismiss jockey Mark Zahra’s accomplishments by telling his dinner guest, how “he couldn’t ride a winner when in Hong Kong”.  This rather telling remark was a couple of weeks before the double Melbourne Cup winning rider rode four consecutive winners at Flemington on Saturday’s Victoria Derby Day including two winners for the new God