President of the Chamber of Deputies of Brazil Eduardo Cunha attends a meeting with businessmen in Sao Paulo in this July 27, 2015 file photo. Cunha, the speaker of Brazil's lower house of Congress was charged by prosecutors with corruption and money laundering on August 20, 2015, becoming the first sitting politician to be charged in a burgeoning kickback and bribery scandal. REUTERS/Nacho Doce/Files