There are no exchanges of gunfire , an official says , in contrast with summer . While Brazil has made significant economic inroads in recent years , poverty and crime remain significant problems in several areas , particularly slums in cities such as Rio de Janeiro . Authorities arrested 3 and seized 300 vehicles and 32 bundles of Rio de Janeiro . Rio de Janeiro is a host city for the 2014 World Cup and the 2016 summer the 2014 World Cup .
There are no exchanges of gunfire , an official says , in contrast with summer . Authorities arrested 3 and seized 300 vehicles and 32 bundles of Rio de Janeiro . Rio de Janeiro is a host city for the 2014 World Cup and the 2016 summer the 2014 World Cup .