Workers check mail ballots as they arrive at the ballot processing center in the City of Industry in 2024. Early voter turnout is exceeding expectations in California’s Nov. 4 special election over redrawing the state’s congressional districts, a Democratic-led effort to counter Republican attempts to keep Congress under GOP control. This year’s turnout is also especially significant because Proposition 50 is about the esoteric topic of redistricting. Obama, who has endorsed Proposition 50 and stars in a television ad supporting the effort, on Wednesday said the ballot measure will affect the entire country. AdvertisementMitchell added that another interesting data point is that the mail ballots continue to flow in.