Flushing resident Callistus Joseph juggles as he tests for the back court position.
Photo by Christina Santucci
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Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Photo by Christina Santucci
Hundreds of would-be ballpersons tested their skills during tryouts for the 2012 US Open last Thursday.