ORG XMIT: RJO10 An aerial view shows the roof installation at the Maracana Stadium, which is undergoing renovation for the 2014 World Cup, in Rio de Janeiro February 22, 2013. The stadium will also host games for the 2013 Confederations Cup and the Rio 2016 Olympic Games. REUTERS/Ricardo Moraes (BRAZIL - Tags: SPORT SOCCER BUSINESS CONSTRUCTION)
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