Having passed the potentially gut-busting early-season group handicaps, where he'd have been forced to concede plenty of weight, reigning Hong Kong Horse of the Year Golden Sixty (Aus) (Medaglia d'Oro) makes his much-anticipated 6-year-old debut in Sunday's G2 BOCHK Private Wealth Jockey Club Mile at Sha Tin Racecourse. By all accounts, it is a much more mature version of Golden Sixty, who was last seen taking out the G1 FWD Champions Mile nearly seven months ago to run his winning streak to 14, three wins shy of the record held...