Video: Decoding Roger Federer's picture-perfect serve - Scroll.in

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Video: Decoding Roger Federer's picture-perfect serve
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Despite his prodigious skill, an often overlooked weapon in Roger Federer's armoury is his ability to serve. Federer's service game is one of the strongest in history. He wins 89% of all his service games regardless of the surface he's playing on. On ...