Nadal will end the year in the world no 1 rank for the fourth time, after doing so in 2008, 2010 and 2013, after he beat H.Chung in straight sets(7-5, 6-3).
Nitto ATP Finals is almost here, and the final two spots are remaining to be filled. Grigor Dimitrov and Marin Cilic booked their spots earlier this week.