Jo-Wilfried Tsonga of France reacts after losing a point to Tomas Berdych of the Czech Republic during their men's singles quarterfinal match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Friday Oct. 12, 2012. Tomas Berdych won 6-3, 7-6 (4). (AP Photo/Kin Cheung)

Associated Press
Jo-Wilfried Tsonga of France reacts after losing a point to Tomas Berdych of the Czech Republic during their men's singles quarterfinal match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Friday Oct. 12, 2012. Tomas Berdych won 6-3, 7-6 (4). (AP Photo/Kin Cheung)
Jo-Wilfried Tsonga of France reacts after losing a point to Tomas Berdych of the Czech Republic during their men's singles quarterfinal match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Friday Oct. 12, 2012. Tomas Berdych won 6-3, 7-6 (4). (AP Photo/Kin Cheung)