Stronach Stables's Vitality (Street Boss), sixth at 38-1 in the King's Plate Stakes Aug. 23, jumped up significantly in his dirt debut to deliver a powerful win in Tuesday's Prince of Wales Stakes, the second leg of the Canadian Triple Crown. Having just broken his maiden two starts back for trainer Harold Ladouceur at Woodbine July 19, the chestnut gelding lined up as a 9-1 shot here. Drawn just outside of the filly Airosa (Uncle Mo), he settled in the second flight of runners past the wire for the first...