World's number one player, Switzerland's Roger Federer prepares to serve a ball against Argentina's David Nalbandian (unseen) during the opening match for the Shanghai Tennis Masters Cup held at the Qi Zhong

Download this stock image: World's number one player, Switzerland's Roger Federer prepares to serve a ball against Argentina's David Nalbandian (unseen) during the opening match for the Shanghai Tennis Masters Cup held at the Qi Zhong stadium in Shanghai, China, Sunday, Nov 13, 2005. The round robin competition featuring some of the world's top singles and doubles players with a prize money of US$4.45 million ends next Sunday. Federer wins 6-3, 2-6, 6-4. (AP Photo/Ng Han Guan) - 2PDK5KE from Alamy's library of millions of high resolution stock photos, illustrations and vectors.

Argentina's David Nalbandian reacts as he wins a point against world number one, Switzerland's Roger Federer during the singles final for the Shanghai Tennis Masters Cup held at the Qi Zhong stadium

World number one, Switzerland's Roger Federer returns a ball from Argentina's David Nalbandian during their singles final in the Shanghai Tennis Masters Cup held at the Qi Zhong stadium in Shanghai, China

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