Brazil's President Luiz Inácio Lula da Silva is in what is likely the final presidential election race of his political life. At 80 years old, he is campaigning to become Brazil's president for the fourth time.Lula, who began his political journey as a leftist trade union leader, has already served as president three times. He is competing again in the upcoming presidential election on October 4. If no candidate secures a clear majority, a second round of voting will take place between the top two candidates.Lula launched his re-election campaign at the 'May 1 Stadium' in São Bernardo do Campo,...