Former Petrobras exec accuses Lula of running bribery network

Former Brazilian president Luiz Inacio Lula da Silva was "fully aware" of a vast bribery network at Petrobras and even directed the corruption scheme, a former director at the state oil company said.Lula, a leftwing leader who was in office from 2003 to 2010, and his lawyer denied the accusation Friday by Renato Duque, a former director of services at Petrobras.Duque told judge Sergio Moro that he met Lula at least three times in 2012, 2013 and 2014, in a statement broadcast by major media outle