Three weeks ago, Brazilian President Luiz Inácio Lula da Silva’s political obituaries had all been written. The far-right presidential candidate, Flávio Bolsonaro, son of the jailed former President Jair Bolsonaro, had come out of the first round of the presidential election with a lead that looked impossible to overcome. At 80 years old, Lula seemed headed for a quiet exit after four decades at the centre of Brazilian political life. On Sunday, however, Lula proved everyone wrong.