The Opposition Unity Party Secretary Ramon Jose Medina (front), arrives to the Supreme Court of Justice (TSJ, by its acronym in Spanish), in Caracas, capital of Venezuela, on May 2, 2013. Venezuela's opposition challenged the results of last month's presidential poll won by Nicolas Maduro. (Xinhua/Juan Carlos Hernandez)

Lawyer Gerardo Fernandez (C) representing opposition Unity Party talks with the press as he arrives to the Supreme Court of Justice (TSJ, by its acronym in Spanish), in Caracas, capital of Venezuela, on May 2, 2013. Venezuela's opposition challenged the results of last month's presidential poll won by Nicolas Maduro. (Xinhua/Juan Carlos Hernandez)

Gerson Perez, pro-government lawyer and member of the Congress, arrives to the Supreme Court of Justice (TSJ, by its acronym in Spanish), in Caracas, capital of Venezuela, on May 2, 2013. Venezuela's opposition challenged the results of last month's presidential poll won by Nicolas Maduro. (Xinhua/Juan Carlos Hernandez)