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Old 11-11-2012, 07:34 PM   #8
Chas Tennis
Hall Of Fame
Join Date: Feb 2011
Location: Baltimore, MD
Posts: 3,789
Default Are the pros looking at the ball when they hit it on the serve? Are you?

Last call to vote in the poll. (The identity of the voter is not recorded in the poll.)

I have looked over a small sample of videos. While the videos are not ideal I did estimate some stats. Will post in a few days.
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