What's going on in the Georgia Senate races?

<p>All eyes are on Georgia as it nears a runoff election for two Senate seats — seats that have the potential to split the Senate right down the middle between Democrats and Republicans. How did this happen? And what could a 50-50 Senate split mean for Congress? Professor <a href="https://www.sandiego.edu/news/biography.php?profile_id=143" rel="nofollow" target="_blank">Casey Dominguez</a> of the University of San Diego breaks it down.</p>