Argentina's Pedro Ibarra flies through the air after clattering into Britain's Matthew Daly during their...
Argentina's Pedro Ibarra (L) flies through the air after clattering into Britain's Matthew Daly during their men's Group A hockey match at the London 2012 Olympic Games at the Riverbank Arena on the Olympic Park in London July 30, 2012. REUTERS/Kai Pfaffenbach (BRITAIN - Tags: SPORT OLYMPICS SPORT FIELD HOCKEY)