(DOUBLE RATES APPLY) The american sprinters Tommie Smith,John Carlos and Peter Norman during the award ceremony of the 200 m race at the Mexican Olympic games. During the awards ceremony, Smith and Carlos protested against racial discrimination: they went barefoot on the podium and listened to their anthem bowing their heads and raising a fist with a black glove. Mexico City, Mexico, 1968 Mexico city, Mexico, 1968. (Photo by Angelo Cozzi/Archivio Angelo Cozzi/Mondadori via Getty Images)