BRASILIA (Reuters) - When the final whistle blows at the World Cup, Brazilians will be left with some of the world's costliest football stadiums and few of the public transport improvements they were promised.
Long-overdue airport upgrades have been made just in time for the World Cup which starts on June 12 but many of the longer-term investments in rapid transit systems in Brazil's main cities have been delayed or scrapped.
