WASHINGTON – William Polly is a 12-year-old from Arlington, Va. But he’s not too young to break a world record — again.
William is the repeat U.S. National Grand Champion in sport stacking. He recently broke a world record when he stacked 12 cups into formations in under six seconds.
He and his teammates will now compete in the sport’s world championship next month.
Check out William in action below:
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