Brazil presidential run-off sees Lula and Flavio Bolsonaro locked in tight race

Brazilian President Luiz Inacio Lula da Silva and his right-wing challenger, Senator Flavio Bolsonaro, are locked in a virtual tie on the eve of the country's presidential run-off election, according to newly released polling data.

A survey conducted by CNT/MDA and published on Saturday indicates that the race remains intensely competitive ahead of Sunday's vote. The poll shows Bolsonaro, the eldest son of former president Jair Bolsonaro, capturing 46.3 percent of voter support, while the incumbent leftist president stands closely behind at 45 percent. In the previous week's survey by the same firm, Bolsonaro held a comparable margin, leading Lula by 46.8 percent to 45.9 percent.

The survey gathered responses from 2,032 people between October 21 and October 23 and carries a margin of error of 2.2 percentage points, placing both contenders within statistical reach of victory.

The tightening contest follows a separate survey released on Thursday by the Datafolha institute, which showed both candidates deadlocked at 50 percent each. That result reflected a shift from earlier findings two weeks prior, when Bolsonaro held a four-point advantage over the president.

The latest numbers were made public following the candidates' final televised confrontation on Friday night. During the debate, the contenders traded sharp criticisms regarding economic policy, national infrastructure and regional growth.

Bolsonaro directed scrutiny at the current administration, alleging that Lula had overseen the growth of organised crime networks, caused household debt to rise and failed to manage living costs across the country.

Lula pushed back during the exchange, questioning his opponent's connection to ordinary citizens. The president asserted that Bolsonaro does not understand real hunger and is detached from the realities facing the Brazilian public.

Sunday's run-off follows a close first-round vote held on October 4. In that contest, Bolsonaro secured first place with 47 percent of ballots cast, while Lula advanced to the run-off with 45 percent. Voters across the nation will cast their definitive ballots on Sunday to determine Brazil's presidency for the upcoming term.