Novak Djokovic maintained his successful run on the ATP Finals with victory over Daniil Medvedev in Turin.
Djokovic had already secured prime spot within the Crimson Group however needed to battle to earn a 6-3 6-7 7-6 victory in three hours 11 minutes.
Medvedev led 5-4 and was serving for the match within the decider earlier than Djokovic recovered to take the set to a tie-break.
“It is an enormous reduction,” Djokovic informed Amazon Prime Video.
“Daniil and I had some battles previously and I knew coming into the match right now it should be his final match of the season, and he’s positively not going to need to end the season with a loss.
“I began off very nicely, had my probabilities early within the second. He simply performed very nicely in these decisive moments. I did not really feel bodily so nicely within the third set to be trustworthy, I struggled lots staying bodily there.
“I am actually pleased with with the ability to discover that final drop of power and crucial focus to be able to come again into the match.
“This match towards one of many best rivals I’ve right now was crucial, whatever the reality I would certified already and I actually wished to win.”
Djokovic will face American Taylor Fritz within the semi-finals on Saturday, whereas Medvedev goes out having misplaced all three group matches.
In the meantime, Britain’s Neal Skupski might nonetheless qualify for the boys’s doubles semi-finals alongside Dutch associate Wesley Koolhof.
The pair beat Ivan Dodig and Austin Krajicek 7-5 4-6 10-6, however nonetheless want Nikola Mektic and Mate Pavic to beat Nick Kyrgios and Thanasi Kokkinakis to progress.