Colom's razor-thin Senate race puts Mississippi's voter rolls in the spotlight

Americans on both sides of the political aisle are watching the nail-bitingly close Mississippi Senate race , where a controversial voter-roll cleanup has come under scrutiny after some voters reported problems casting their ballots. Why it matters: The cliffhanger has exposed concerns about relying on third-party data to determine where voters live and how states maintain voter rolls. Republican Sen. Cindy Hyde-Smith and Democrat Scott Colom are locked in a razor-thin race to be the state's junior senator. As of 2 p.m. ET Friday, Colom led by a little over 2000 votes, according to Associated Press data. The big picture: More than 230,000 Mississippians were listed as inactive ahead of the midterms, according to an analysis by Mississippi Today. That's up from roughly 166,000 in the 2024 election, according to federal data . Those voters weren't removed from the rolls, but they were required to cast affidavit ballots in Tuesday's election. Election workers review those ballots after Election Day, checking voter information against registration records. In some cases, voters must verify their identity with their county circuit clerk's office, slowing vote counting and — in this case — determining the winner. The intrigue: The inactive voter total shot up after the state's March primaries, months after Secretary of State Michael Watson's office inked a $50,000 deal with credit reporting company Experian to help verify voter addresses. "The increase in inactive registrations across the state of Mississippi raised some concerns because it seemed unusually high compared to other cycles and in such a small amount of time," Thessalia Merivaki, an elections research expert and former professor at Mississippi State University, tells Axios. She says there were concerns about "how reliable" these data brokers are, and whether relying on them had "resulted in erroneously placing eligible voters on an inactive status." How it works: Experian's data was intended to flag voters wh