Activists Flood Election Offices With Challenges

Activists driven by false theories about election fraud are working to toss out tens of thousands of voter registrations and ballots in battleground states, part of a loosely coordinated campaign that is sowing distrust and threatening further turmoil as election officials prepare for the November midterms.

Groups in Georgia have challenged at least 65,000 voter registrations across eight counties, claiming to have evidence that voters’ addresses were incorrect. In Michigan, an activist group tried to challenge 22,000 ballots from voters who had requested absentee ballots for the state’s August primary. And...