Brazilian former chief-of-staff (2003-2005), Jose Dirceu, gestures during a hearing of the parliamentary committee of the Petrobras investigation in the Federal Justice court, in Curitiba on August 31, 2015. Dirceu --who is serving a seven-year sentence for the Mensalao corruption scandal-- was accused of corruption and money laundering within the framework of the Lava Jato operation. AFP PHOTO / HEULER ANDREY (Photo credit should read Heuler Andrey/AFP/Getty Images)
