After a heated election campaign, Brazilians began casting their ballots on Sunday to elect a new president in what is mainly considered a race between far-right incumbent Jair Bolsonaro and left-wing former president Luiz Inácio Lula da Silva. Polling stations opened at 8 am (1100 GMT) and are due to close at 5 pm. Lula (2003-2010) is clearly ahead in the polls, but Bolsonaro has been casting doubt on the electoral system and indicated that he might not recognize the result. The election has divided Latin America’s largest economy. Lula has accused Bolsonaro of “genocide” because of his hesit…