Judges in Michigan and North Carolina rejected lawsuits brought by the Republican National Committee and others that challenged overseas ballots cast by voters abroad who never resided in the states.

The latest method of voting to fall into the political crosshairs is the way overseas voters — including members of the military stationed abroad — cast their ballots.

At least 4,000 overseas ballots in multiple Pennsylvania counties have been challenged by what appears to be right-wing activists just days ahead of the election. At least 14 counties have ...