The thing that needs to be looked into is the new voting laws thawere adopted by "stop the steal" Republicans. In NC

requiring voters to provide a photo ID to vote in person, A separate law added a requirement that voters who cast their ballot by mail include a copy of their photo ID in the envelope. Yet another change approved last year says any mailed ballot received after Tuesday won’t be counted, eliminating the previous three-day grace period for ballots postmarked by the day of the election.