Hong Kong's Yip Pui Yin plays against South Korea's Sung Ji-hyun during their women's singles group play...
Hong Kong's Yip Pui Yin plays against South Korea's Sung Ji-hyun during their women's singles group play stage Group J badminton match during the London 2012 Olympic Games at the Wembley Arena July 30, 2012. REUTERS/Bazuki Muhammad (BRITAIN - Tags: SPORT BADMINTON SPORT OLYMPICS)