The decision of the London football club Tottenham Hotspur to open legal proceedings against the verdict that awarded to another London team, West Ham, the possibility of detecting the British capital's Olympic Stadium Double Step Games of 2012 postponed to August and a ruling from the judges each case on the future of the plant. The uncertain future of the stadium could affect the probability that London is included among the candidate cities the World Championships in Athletics of 2017, as the IAAF will announce the official list on the 1st of September.