Brazil will go to the polls on Sunday with a former Marxist guerrilla predicted to become Brazil’s first female president.
Dilma Rousseff was formerly chief of staff to the outgoing head of state Luis Inacio Lula da Silva, who leaves office with an 80 percent approval rating.
Under his leadership, Brazil has grown to become the eighth biggest economy in the world, lifted an estimated 29 million people out of poverty.
The three frontrunners took part in a TV debate on Friday. Roussef was joined by centrist opposition leader José Serra and the Greens’ Marina Silva.
Polls says former energy minister Rousseff is the favourite.
If no candidate wins a majority of valid votes, the election will go to a runoff on October 31.