Yahoo Sports:

Brazil's sports minister is concerned about the pace of construction at the 2014 World Cup stadiums that need to be ready in December.

Aldo Rebelo said Tuesday that work needs to be accelerated at five of the six stadiums that are under construction because they ''are facing a tight deadline.'' The minister said that only the Sao Paulo stadium that will host the opening match next June is comfortably on track to be completed on time.

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