While political activists have been caught up in the 2018 midterm elections for much of the past two years, most Americans haven't been paying attention. That will begin to change after Labor Day as people who don't obsess about politics begin to consider the choices before them. Because so many people are just starting to get engaged, it's challenging to predict what the results will look like when the votes are finally counted in November. However, as the summer winds down, it is clear that Republicans face an uphill battle to maintain control of the House. As for the Senate,...