Zac Purton is hopeful Exultant can reprise a winning habit in the Group 3 Centenary Vase Handicap (1800m) at Sha Tin on Sunday (31 January) despite concerns Tony Cruz's staying flagbearer's elite qualities are in decline. Triumphant in the past two editions of the Centenary Vase, Exultant's hopes of a trio of consecutive successes in[...]