As the United States 2020 election day approaches, a large number of US citizens have already cast their votes by mail due to the COVID-19 pandemic precautions. But what if these early voters decided they wanted to change their vote before Election Day? In the lead up to one of the most divisive US elections in history it has been reported that as of Nov.1, just two days before Election Day, 91 million Americans have already cast their ballots. But what if some of the early US voters have had...