In September 2018, as Jair Bolsonaro campaigned in the south-eastern city of Juiz de Fora, a 40-year-old man pushed through the crowd and stabbed the presidential candidate in the stomach. Images of Bolsonaro doubled over in pain, wearing a T-shirt in Brazil's football colours, were shared millions of times and broadcast endlessly on television. The former army captain survived, and the shock and commotion caused by the attack boosted his outsider image and helped carry him to victory...