Undercover of Covid, the Amazon rainforest is under attack. Deforestation is at levels not seen for more than a decade. Brazilian President, Jair Bolsonaro, talks of opening up the forest to development while the environmental policy is under attack from loggers. Our World obtained a recording of the Environment minister talking about using the cover of Covid to "change all the rules" in the Amazon. For Our World, Justin Rowlatt is on a mission to find out how a tribe he visited a decade ago is faring the face of this assault.