Roger Federer wins, to stay No. 1 for 300th week - Article Photos 2/2

Roger Federer of Switzerland returns the ball against his compatriot Stanislas Wawrinka during the third round match of the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Thursday, Oct. 11, 2012. Federer won 4-6 7-6(4), 6-0. (AP Photo/Eugene Hoshiko)