India's Saina Nehwal waves after winning her women's singles badminton bronze medal match against China's Wang Xin at the London 2012 Olympic Games at the Wembley Arena August 4, 2012. Nehwal won the bronze medal after Wang retired hurt with a knee injury. REUTERS/Toru Hanai (BRITAIN - Tags: SPORT BADMINTON SPORT OLYMPICS)
Saina wins bronze for India at London Olympics
China's Wang Xin's retirement gave India their first badminton Olympic medalist.