Novak Djokovic won his fifth Paris Masters title on Sunday, meaning he can still beat Rafael Nadal to finish the year as world number one.
Denis Shapovalov was handed a spot in the Paris Masters final after Rafael Nadal withdrew with an abdominal injury.
Rafael Nadal overcame a stern test from Jo-Wilfried Tsonga in Friday's final match to progress through to the Paris Masters semi-finals.
Novak Djokovic and Rafael Nadal marched on at the Paris Masters, where Gael Monfils is on the charge and targeting an ATP Finals place.
Rafael Nadal was not at his best but still had enough to get the better of fellow grand slam winner Stan Wawrinka at the Paris Masters.
There is just one spot in the ATP Finals still up for grabs in Paris this week after Alexander Zverev qualified on Wednesday.
Rafael Nadal started his bid to seal the year-end number one status in Paris with a win over Adrian Mannarino.
Andrey Rublev's fine 2019 came to a disappointing end as Jo-Wilfried Tsonga ended his long wait for an ATP Masters 1000 match.
Andy Murray fully deserves his success in 2019, says Novak Djokovic, who is hopeful the former world number one can return to his best.
Rafael Nadal will miss the Shanghai Masters due to injury for the second year in a row.