Heathrow delay endangers investment in Britain

By Kate Holton LONDON (Reuters) - Britain's inability to decide where to build a new airport runway after 25 years of deliberation is the latest major infrastructure delay that risks hurting investment in the world's fifth largest economy. Prime Minister David Cameron, who had guaranteed a final decision by the end of this year, has been accused of putting short-term politics over long-term economic gain by delaying approval until next year. The decision on whether to build a new runway at Heath