Gold medallist Mandic of Serbia and silver medallist Graffe of France bite their medals during the medal ceremony for the women’s taekwondo +67kg category at the ExCel venue during the London 2012 Olympic Games

Gold medallist Milica Mandic (L) of Serbia and silver medallist Anne-Caroline Graffe (R) of France. (Kim Kyung-Hoon/Reuters)

Gold medallist Milica Mandic (L) of Serbia and silver medallist Anne-Caroline Graffe (R) of France. (Kim Kyung-Hoon/Reuters)

Gold medallist Milica Mandic (L) of Serbia and silver medallist Anne-Caroline Graffe (R) of France bite their medals during the medal ceremony for the women’s taekwondo +67kg category at the ExCel venue during the London 2012 Olympic Games August 11, 2012. REUTERS/Kim Kyung-Hoon (BRITAIN – Tags: OLYMPICS SPORT TAEKWONDO TPX IMAGES OF THE DAY)