PoliticsPetrobras eyes new investments in Guyana, Venezuela and BoliviaPetrobras chief executive Jean Paul Prates debated the future of oil and gas exploration and the energy transition with Bolivian President Luis ArceMuy amigos: Venezuelan President Nicolas Maduro (left) and Brazilian President Luiz Inacio Lula da Silva meet in BrasiliaPhoto: REUTERS/SCANPIXFabio PalmigianiRio de Janeiro