Why has Latin America been the region hardest hit by the pandemic? Carlos Castillo-Salgado of Johns Hopkins University blames the informal economy and the example set by Donald Trump. Tulane University’s Valerie Paz-Soldán explains why Peru has been affected the worst. The Economist’s Sarah Maslin finds hope in the success of a trial of China’s CoronaVac vaccine in the Brazilian town of Serrana. Alok Jha and Natasha Loder are joined by Emma Hogan, The Economist’s Americas editor. For full access to The Economist’s print, digital and audio editions subscribe at economist.com/thejabpod. Sign up for our new weekly science and data newsletters at economist.com/morescience and economist.com/offthecharts   See acast.com/privacy for privacy and opt-out information.