Support WBURA data tool being used to challenge voter registrations is raising many concernsPlay04:38Download AudioGrant Blankenship Updated June 20, 2024 ShareDavid 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.