Lula is back. What does that mean for Brazil?

Luiz Inacio Lula da Silva is back in power in Brazil, promising to unite the country and undo his predecessor's policies. But in a deeply divided nation, what can Lula deliver?Join host Hashem Ahelbarra. Guests: Guilherme Casaroes - Professor of Political Science at Fundacao Getulio Vargas University.Nizar Messari - Professor of International Relations at Al Akhawayn Univesrity.Vinicius de Carvalho - Reader in Brazilian and Latin American Studies at King's College London.