Top spin production in ground strokes -- namely calling for Ash
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08-01-2013, 11:02 AM
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Join Date: May 2013
Location: Northern California, USA
Read the article, I think it is doomed to confuse more than to clarify anything.
Also what happens before and after impact is completely irrelevant. A player can make seven full somersaults after impact but it would not do anything.
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