For the fifth time in his career, Spanish great Rafael Nadal will finish the year as world number one.
Rafael Nadal clinched the year-end number one after Roger Federer eliminated Novak Djokovic from the ATP Finals.
Daniil Medvedev would have won his ATP Finals match against Rafael Nadal 999 times out of 1000, according to the world number one.
Daniil Medvedev looked destined to leave Rafael Nadal on the brink of ATP Finals elimination, but the world number one surged back to win.
After making a sensational comeback on the ATP Tour, Andy Murray would be confident facing Rafael Nadal, Novak Djokovic or Roger Federer.
Defending ATP Finals champion Alexander Zverev was in superb form as he overcame world number one Rafael Nadal in straight sets.
Rafael Nadal is fully committed to ending 2019 at the top of the ATP world rankings, so long as he can recover from an abdominal injury.
The ATP Finals draw pitted Novak Djokovic and Roger Federer against each other in Bjorn Borg Group.
For the second year running, Rafael Nadal has an abdominal problem ahead of the ATP Finals, but he is still hopeful of competing in London.
Victory at the Paris Masters kept alive Novak Djokovic's hopes of finishing the season as world number one.