Russia's gymnast David Belyavskiy competes on the floor during the men's qualification of the artistic gymnastics event of the London Olympic Games on July 28, 2012 at the 02 North Greenwich Arena in London. AFP PHOTO / THOMAS COEX
South Korea's Kim Yeon-Koung spikes in the women's volleyball match between the USA and South Korea during the 2012 London Olympic Games in London on July 28, 2012. AFP PHOTO/KIRILL KUDRYAVTSEV
Taiwan's Chen Szu-yu serves to Hungary's Krisztina Toth during their women's singles second round table tennis match in the ExCel venue at the London 2012 Olympic Games July 28, 2012. REUTERS/Grigory Dukor (BRITAIN - Tags: SPORT OLYMPICS SPORT TABLE TENNIS)