The nonprofit group ERIC, which helps maintain accurate voter rolls, was once widely embraced. But since last year, Trump allies have pushed red states to reject it.
A day after former President Donald J. Trump headlined the Turning Point conference in Florida, two of his Republican opponents were booed and heckled at the same event.
Former President Donald J. Trump taunted Gov. Ron DeSantis, his chief Republican rival, for his absence from the conservative Turning Point Action Conference.
But Mesha Mainor is now likely to face an uphill battle in holding onto her seat in a heavily Democratic district in Atlanta.
Former President Donald J. Trump told an evangelical gathering that no president had done more for Christians than he did.
Mr. Hurd, a moderate who represented a large swing district for three terms, called Donald J. Trump a “lawless, selfish, failed politician.”
Former President Donald J. Trump has said that until Republicans gain power and can change the law, they have “no choice” but to support voting by mail.
Gov. Ron DeSantis of Florida avoided mentioning Donald Trump at a G.O.P. fund-raiser in Nevada, but he took clear aim at the former president.
The two candidates for the 2024 Republican nomination have begun to move away from solely denouncing the Justice Department.
Mr. Garvey, 74, a Republican, said he would decide in the next few weeks whether to run for the seat of Senator Dianne Feinstein, who is retiring.