Las estrellas olímpicas de Londres 2012
Serbia's flag bearer Novak Djokovic holds the national flag as he leads the contingent in the athletes parade during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/David Gray (BRITAIN - Tags: SPORT OLYMPICS SPORT TENNIS)
Britain's flagbearer Chris Hoy leads his country's delegation parade during the opening ceremony of the London 2012 Olympic Games on July 27, 2012 at the Olympic stadium in London. AFP PHOTO / FRANCK FIFE
Jamaica's flag bearer Usain Bolt holds the national flag as he leads the contingent in the athletes parade during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. (BRITAIN - Tags: SPORT OLYMPICS SPORT ATHLETICS)