Abuse allegations against Rep. Max Miller of Ohio have become a new political challenge for the Republican congressman as he seeks a third term in the House. According to the report, Miller’s ex-wife has accused him of domestic violence and physical abuse, claims he has denied.

The controversy has unsettled Republicans at a time when the party is trying to protect a very slim House majority. Even so, the report says many GOP voters have shown reluctance to turn away from Miller, suggesting the accusations may not immediately collapse his support within his party.

Miller has said he did nothing wrong and has pledged to remain in the race. That keeps the focus on whether the allegations will have a lasting effect in Ohio, where local Republican voters and party leaders will be weighing both the seriousness of the claims and the political stakes of the election.

The developing issue now places Miller’s campaign under heavier scrutiny as Republicans try to avoid losing ground in a closely divided House. For now, the key question is whether the allegations shift voter sentiment in a meaningful way or remain a controversy that Miller can politically withstand.