AdvertisementA data tool being used to challenge voter registrations is raising many concernsPlay04:38Download AudioUpdated June 20, 2024Grant Blankenship facebookEmailDavid Sumrall, the head of the Republican Party in Georgia's Bibb County, presents his case to challenge the eligibility of nearly 800 voters at a hearing in Macon in May. (GPB)This article was originally published on June 20, 2024.