Students hold up posters in protest of the newly elected president of Brazil's Senate, Senator Renan Calheiros, during the opening ceremony of the legislative year in Brasilia

 
Students hold up posters in protest of the newly elected president of Brazil
Students hold up posters in protest of the newly elected president of Brazil's Senate, Senator Renan Calheiros, during the opening ceremony of the legislative year, outside the Brazilian Parliament in Brasilia February 4, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST EDUCATION)