As happens every election cycle, the balance of power in Congress will be decided by a handful of individual local elections. The House of Representatives seems set to stay in Republican hands, but the Senate is another story. Depending on the outcome of these twelve races, the Senate could very well see its first Republican majority since 2007. If the Republicans can take home six of these races, Harry Reid will need to redo all his business cards. Let's take a quick look at the races that could still potentially swing either way.

Note: All "Current Polls" statistics represent the RCP Average from Realclearpolitics.com as it stands on October 2nd, the day of this article's release.