Wonder Boom (AUS)

Castelvecchio has gone from nowhere to somewhere during the course of this spring with three stakes-winners putting his name in lights and he had a promising three year-old colt salute at Hawkesbury on Thursday that has now won two of three starts.

With one of the world’s most exciting sprinters flying the flag for David Hayes in Hong Kong, it has been no surprise to see the trainer’s sons zeroing in on progeny of Windsor Park Stud stallion Shamexpress during the Ready to Run Sale at Karaka this week.