With President-elect Joe Biden and Vice President-elect Kamala Harris emerging victories in the November presidential election, all eyes have now turned to Georgia, which had the unusual circumstances of having two Senate races in the same year and seeing both those races go to January runoff elections. These two elections will determine which party controls the U.S. Senate and largely set the course of the country for the next two to four years.

As the competitions in Georgia heat up, here are eight things you need to know about the two races.