The officials who run Arizona’s elections put out a blunt reminder last week: If lawmakers don’t soon change key dates related to the upcoming presidential election, military voters may get their ballots late, and results might not be delivered to Congress in time. Theirletters, addressed to Gov. Katie Hobbs and Senate President Warren Petersen, raise important questions: Why is Arizona the only state that appears to be facing this conundrum, and how can it be solved? Votebeat’s review of election timelines and voting rules across multiple states shows a combination of factors in Arizona have …