By David Owen in Buenos Aires
September 5 – The power of football is much in evidence as the high-stakes battle for the 2020 Olympics enters its eleventh hour in this elegant South American city beside the river Plate. In recent days, a string of leading football figures have played walk-on parts as the contest builds to its dramatic denouement on September 7, when 100 or so International Olympic Committee (IOC) members will choose between Istanbul, Madrid and Tokyo as the city that will follow London and Rio de Janeiro as the next Summer Games host.