Commentary

Novak Djokovic-Roger Federer live

Updated: November 12, 2012, 10:00 AM ET
By Matt Wilansky | ESPN.com

It all comes down to this: Novak Djokovic and Roger Federer, the top two players in the land, battle for the ATP World Tour Finals championship. How will this one play out? Follow all the action live, starting at 3 ET.