With Senate control in the balance, all eyes are on Georgia leading up to the runoff elections on January 5th. Over the next four weeks, we will explore why these two Senate races matter so much and the consequences for President-elect Joe Biden's next four years. In today's episode, CNN's Senior Political Reporter Nia-Malika Henderson, breaks down how and why we got here, who is running, what the voting will look like, and what this all means for the country.To learn more about how CNN protects listener privacy, visit cnn.com/privacy