FILE - Brazil's Ambassador to Uruguay Paulo Estivallet, left, Paraguay's Foreign Affairs Minister Eladio Loizaga, second from left, Uruguay's Foreign Affairs Minister Rodolfo Nin, third from left, and Argentina's Vice Foreign Affairs Minister Carlos Foradori give a press conference after a Mercosur meeting on the transition of the organization's presidency in Montevideo, July 11, 2016.

    Uruguay Formally Ends its Presidency of Mercosur Trade Bloc

    Ministry statement said there are no legal arguments for blocking transfer of presidency to Venezuela, it stopped short of announcing that Venezuela would now lead South American group 

    FILE - Brazil's former President Luiz Inacio Lula da Silva attends an extraordinary Worker's Party leaders meeting in Sao Paulo, Brazil, March 30, 2015.

    Court: Brazil's Lula to Stand Trial for Obstruction of Justice

    Brazil's ex-president officially a defendant in sprawling corruption probe focused on state-run oil company Petrobras 

    FILE - Australia's Olympic athletes arrive at the Tom Jobim International Airport in Rio de Janeiro, Brazil, July 26, 2016.

    Australian Olympic Team Evacuated for Dorm Fire

    Small fire in basement of team living quarters caused no injuries; quality of Olympic housing for athletes sparks complaints 

    FILE - The Rio Olympic Stadium is shown during a final athletics test event in Rio de Janeiro, Brazil, May 14, 2016.

    Hope Remains for Rio Olympic Games

    Facing a host of problems, Rio prepares for holding the games but experts say some risks, like Zika, may not be as grave as initially thought 

    Cambodian-American swimmer Pou Sovijja will represent Cambodia at the Olympic Games in Brazil.

    Cambodian-American Swimmer to Compete at Rio 2016

    Brown University student said he hopes to break his previous record for the men's 100-meter freestyle at Olympic Games