Election judges found a single mismarked ballot in the hand count of four randomly selected precincts as part of the effort to confirm the accuracy of voting machines.
The complaint focuses on advertisements that appeared in the Rochester Post Bulletin and failed to include a disclaimer.
Rochester staffed 721 election judges on Nov. 8, with Democrats outnumbering Republicans by narrow margin
Shifts at 46 Rochester polling locations saw 55% of party-affiliated judges signing in as Democrats.
While results still need to be certified, Minnesota was just one of three states to top the 60% mark, along with Wisconsin and Maine, according to the U.S. Election Project.
In Republican House leadership elections on Tuesday, McCarthy is expected to overcome a challenge from hard-line conservative Representative Andy Biggs.
The closely fought governor's race between Lake and Democrat Katie Hobbs was one of the most significant in the general election because Arizona is a battleground state and is expected to play a pivotal role in the 2024 U.S. presidential election.
The Nov. 8 election saw a 64% turnout among Rochester voters, which included 2,260 voters who registered at the polls on Election Day.
The vote will result in roughly $2.4 million of extra spending a year for the district.
There were strong voices of discontent leading up to the midterms, but Rochester-area voters stayed with the status quo and the incumbent.
In Arizona, law enforcement officials remained on high alert for potential protests, with barricades and security fencing erected around the Maricopa County elections department.
Republicans had secured at least 211 of the 218 House seats they need for a majority, Edison Research projected late on Thursday, while Democrats had won 199.