RIO DE JANEIRO, BRAZIL - OCTOBER 20:  Brazilian president and presidential candidate of the Workers Party (PT) Dilma Rousseff (L) greets supporters during a campaign visit in the Padre Miguel neighborhood on October 20, 2014 in the West Zone of Rio de Janeiro, Brazil. Rousseff is set to face Aecio Neves, presidential candidate for the Brazilian Social Democracy Party (PSDB), in a run-off election October 26.  (Photo by Mario Tama/Getty Images)