Alexander Zverev became the first German to reach the last four at the ATP Finals for 15 years as he beat American John Isner 7-6 (5) 6-3 at the O2 Arena on Friday.
Kevin Anderson’s Paris Masters campaign was ended by Japan’s Kei Nishikori on Thursday night.
Improbable as it seemed when Novak Djokovic had elbow surgery in February before slumping into a crisis of confidence, the Serb was guaranteed a return to world number one on Wednesday.
Three-time Shanghai Open winner Novak Djokovic stormed past German Alexander Zverev 6-2 6-1 to reach the final on Saturday and claim the world number two ranking from Roger Federer.
Kevin Anderson will face 9th seeded Austrian, Dominic Thiem, for a place in the US Open quarter-finals in New York later on Sunday.
Andy Murray’s comeback following hip surgery hit another roadblock on Monday after he was beaten 6-1 1-6 6-4 by France’s Lucas Pouille in the first round of the Cincinnati Open.
Kevin Anderson won the second longest ever Grand Slam singles match on Friday, beating John Isner 7-6 (8/6), 6-7 (5/7), 6-7 (9/11), 6-4, 26-24 to become the first South African man to reach the Wimbledon final for 97 years.
Boxer Floyd Mayweather reclaimed his place at the top of Forbes’ annual ranking of the 100 highest-paid athletes on Tuesday but no woman featured on the list for the first time.
German second seed Alexander Zverev and Novak Djokovic edged closer to a possible French Open semi-final clash of generations.
Rafael Nadal brushed aside Canadian teenager Denis Shapovalov with a 6-4, 6-1 victory at the Italian Open as Novak Djokovic showed he is on the comeback trail by reaching his first quarter-final of 2018 on Thursday.