Rafael Nadal will be crowned as the year-end world number one if he wins his first match at this week's Paris Masters, after Roger Federer withdrew from the tournament.
The two old rivals have both had stunning seasons, returning to form and fitness with two Grand Slam titles each.
But Federer, who could have still usurped Nadal at the topRead more
Fourth seed Juan Martin del Potro started his bid for a third Swiss Indoors title on Wednesday by outlasting Portugal's Joao Sousa 6-1, 4-6, 6-1.
The injury-plagued Argentinian lifted the Basel trophy in 2012 and 2013 - beating home favourite and eight-time winner Roger Federer in both of those finals.
Del Potro, who only started his 2017 season in lateRead more
Juan Martin del Potro could be forced out of his Shanghai Masters semi-final on Saturday after falling and hurting his wrist in his victory over Viktor Troicki.
If the Argentine does miss out it will be just the latest injury heartbreak for the 29-year-old, who has had four previous operations on his wrists.
The 2009 US Open champion clambered offRead more
Rafael Nadal will play Marin Cilic in the semi-finals of the Shanghai Masters on Saturday after the world number one was forced to fight past Grigor Dimitrov 6-4, 6-7 (4/7), 6-3.
Juan Martin del Potro meanwhile clambered off the court floor and from a set down to knock out Serbia's Viktor Troicki 4-6, 6-1, 6-4 and will play Roger FedererRead more
Former US Open winner Juan Martin del Potro defeated defending champ Sam Querrey in straight sets to reach his second straight Delray Beach Open semi-final on Friday.
The victory sets up a mouth-watering battle with top seed Canadian Milos Raonic on Saturday.
The seventh seeded del Potro, who won this ATP Tour event in 2011, beat American wild card QuerreyRead more
Federico Delbonis swept aside Croatia's Ivo Karlovic 6-3, 6-4, 6-2 in Sunday's deciding rubber as Argentina clinched a first Davis Cup title with a stunning fightback in Zagreb.
Juan Martin del Potro, cheered on by Argentine football legend Diego Maradona, staged an incredible comeback from two sets down to beat Marin Cilic in the opening reverse singles to level theRead more