Li Na (R) and Zhang Shuai of China take part in women's tennis doubles second round match, at London 2012 Olympic Games in London, Britain, on July 31, 2012. Li Na/Zhang Shuai of China lost to Andrea Hlavackova/Lucie Hradecka of Czech Republic 0-2. (Xinhua/Tao Xiyi)

Li Na (R) and Zhang Shuai of China take part in women's tennis doubles second round match, at London 2012 Olympic Games in London, Britain, on July 31, 2012. Li Na/Zhang Shuai of China lost to Andrea Hlavackova/Lucie Hradecka of Czech Republic 0-2. (Xinhua/Tao Xiyi) (nxl)