Brasília runoff poll: Flavio leads Lula 47.4% to 42.5%

AtlasIntel poll of 1,193 voters in Brasília (Aug 27–Sep 1) shows Flavio ahead of Lula 47.4% to 42.5% in the second round, within the 3-point margin of error. The race remains competitive, with a significant undecided or third-party vote. This signals potential shift in the capital's political alignment ahead of the runoff.