Christiane is in Washington DC, where today the US and Brazilian presidents meet to kickstart a new relationship after the divisive Trump and Bolsonaro era. Joe Biden and Luiz Inácio Lula da Silva agree they need to bolster democracy, advance human rights and tackle climate change – but there’s tough work ahead. Lula has staged a stunning return to power after his first presidency ended in 2010 and he was jailed. In an exclusive conversation, Lula tells Christiane he is confident “democracy will prevail.” Also on today's show: US National Security Council spokesperson John Kirby; author Tara Bynum To learn more about how CNN protects listener privacy, visit cnn.com/privacy