Novak Djokovic recovered from a set down to defeat fellow Serb Viktor Troicki 3-6, 6-4, 6-2 in the second round of the Dubai Championships on Wednesday, while India's Somdev Devvarman lost to Cypriot Marcos Baghdatis.
Marin Cilic beat unseeded German Michael Berrer 6-4, 6-7, 6-3 on Sunday to win the Zagreb Indoors tournament for the second successive year and clinch his fifth career title.
Leander Paes celebrated his 42nd birthday by making it to the men's doubles quarter-finals of the ATP Aegon Championships at Queen's Club, on Wednesday.
Top seed and holder Jo-Wilfried Tsonga advanced to the semi-finals of the Thailand Open after a testing 6-7 6-3 6-4 win over unseeded Swiss Marco Chiudinelli on Friday. The French world number seven, who squeezed through in a tense opening match a day earlier, recovered after losing a first-set tiebreak to plot his course for the semis, where he will meet Viktor Troicki or John Isner.
Novak Djokovic ran into a spot of bother before seeing off Davis Cup team mate Viktor Troicki 4-6, 6-3, 6-1 to secure his place in the quarter-finals of the Paris Masters on Thursday. Czech Tomas Berdych booked his place for the ATP World Tour Finals with a 7-5, 6-4 win over Serb Janko Tipsarevic.
World number one Rafael Nadal needed two tie-breaks to outlast Stanislas Wawrinka 7-6 7-6 at the Sony Ericsson Open on Tuesday, the Spaniard's win completing an ominous march into the quarter-finals for the top seeds.
The Adria Tour tournament, was the brainchild of World No 1 Novak Djokovic, who, along with his wife also tested positive for COVID-19 after the Adria Tour's second leg in Croatia.
Argentine Juan Martin Del Potro ended top seed David Ferrer's reign as Japan Open champion with a 6-1, 7-5 quarter-final victory.
Russian Igor Kunitsyn ended the run of Indian qualifier Somdev Devvarman with a 6-4, 6-1 victory in the quarter-finals of the Washington ATP.
Rohan Bopanna put up a gallant fight against world number 18 Viktor Troicki before losing as India conceded a 0-1 lead against top seed and defending champions Serbia in the first round of the Davis Cup World Group tie in Novi Sad on Friday.
Rohan Bopanna and Aisam-ul-haq-Qureshi erased a one-set deficit against Janko Tipsaveric and Viktor Troicki to storm into the semi-finals of the St. Petersburg Open.
Novak Djokovic's intentions in organising the ill-fated Adria Tour were good but the world number one could have applied a bit more common sense to how the exhibition event was run, former ATP players' council head Vijay Amritraj said. The Serbian has faced fierce criticism after he, Grigor Dimitrov, Borna Coric and Viktor Troicki contracted COVID-19 following the charity event in Serbia and Croatia.
Former Wimbledon champion Goran Ivanisevic has tested positive for COVID-19 after attending Novak Djokovic's Adria Tour exhibition event which also saw four tennis players test positive. The Croatian tennis great, who coaches World No 1 Djokovic, recently attended the tennis exhibition series in Serbia and Croatia.
Thiem, who also played in the charity event but did not contract the virus, told Austrian media that Kyrgios had "made a lot of mistakes" and should not criticise others.
Petra Kvitova completed her preparations for an assault on a third Grand Slam title in triumphant style on Friday by downing fellow Czech Karolina Pliskova 7-6, 7-6 to win the Sydney International title.
India's Rohan Bopanna joined forces with Marcin Matkowski to reach the doubles semi-finals of the Dubai Duty Free Tennis Championships.
The fourth seed Indo-Romanian pair needed 70 minutes to get the better of the 2014 US Open champions Marin Cilic of Croatia and Frank Moser of Germany 6-3, 7-6(10).
Serbia's Novak Djokovic showed glimpses of his best form with a 6-3, 6-4, 6-2 win over Albert Ramos-Vinolas as they took a 2-0 lead over Spain in the Davis Cup quarter-finals on Friday.
Richard Gasquet won a 13th career singles title by beating fellow Frenchman Paul-Henri Mathieu 7-5 6-4 in the Open Sud de France final in Montpellier on Sunday.
Rediff.com takes a look at players who tested positive for use of banned substances over the years.
Novak Djokovic and his wife Jelena have tested negative for COVID-19, nine days after returning a positive test, the world number one tennis player's media team said on Thursday. Djokovic, along with Grigor Dimitrov, Borna Coric and Viktor Troicki, tested positive after playing in the Adria Tour, an exhibition tournament organised by the 17-times Grand Slam champion.
Garbine Muguruza reached the French Open quarter-finals for the third year in a row when a solid display earned her a 6-3, 6-4 victory against former champion Svetlana Kuznetsova.
Also in action on the first day at Roland Garros is men's second seed Alexander Zverev who meets Ricardas Berankis of Lithuania on Court Suzanne-Lenglen.
World No 15 Marin Cilic is under the radar of the International Tennis Federation for failing a drug test during the BMW Open in Munich in April, it has been reported.
Indo-Australian pair of Mahesh Bhupathi and Nick Kyrgios failed to cross the opening hurdle of the men's doubles event, suffering a straight-set defeat against Lucas Pouille and Thanasi Kokkinakis in the French Open.
Djokovic, Coric, Grigor Dimitrov and Viktor Troicki all tested positive for COVID-19 after playing in the event in Serbia and Croatia, which drew big crowds and saw the players pose for pictures together.
World No 2 Rafael Nadal sailed into the quarter-finals of the China Open, his first tournament in 13 weeks, with a 6-3, 6-4 win over German qualifier Peter Gojowczyk on Thursday.
World number four Stan Wawrinka began the new season with a straight-sets victory over Viktor Troicki in his Brisbane International debut on Wednesday. Second seed Wawrinka edged out Troicki 7-6(5) 6-4 to maintain his perfect record against the Serbian whose seventh attempt at beating the Swiss failed at the Pat Rafter Arena. "I'm quite happy with my level at the start the year," Wawrinka said.
World number one Novak Djokovic was disqualified from his US Open fourth round match against Pablo Carreno Busta on Sunday after the Serbian struck a line judge with a ball following a point.
World number three Dominic Thiem is "extremely sorry" for the way players conducted themselves at Novak Djokovic's Adria Tour exhibition event after which four players tested positive for the novel coronavirus, the Austrian said on Thursday. Djokovic, Grigor Dimitrov, Borna Coric and Viktor Troicki tested positive after playing in the charity tournament in Serbia and Croatia, which drew big crowds and saw players pose for pictures together.
Paes and Raja dispatched the pair of Nikoloz Basilashvili and Andreas Haider-Maurer 6-2, 6-3 in their opening round.
Organisers of the world's biggest tournaments say they will not make the same mistakes as they reopen the sport and seek to keep the players safe.
Kevin Anderson produced a devastating display of serving power to reach the final of the Aegon Championships with a 6-3, 6-7(6), 6-3 defeat of gallant Frenchman Gilles Simon at Queen's Club on Saturday.
Photos from the Wimbledon matches played on Saturday.
"At this point of the season for me, every victory is important, every title means a lot to me. This is not confidence for Wimbledon, this is an important victory for me and I'm happy for that today.
"At this point of the season for me, every victory is important, every title means a lot to me. This is not confidence for Wimbledon, this is an important victory for me and I'm happy for that today.
India's Leander Paes and Purav Raja sailed into the men's doubles second round in the duo's first outing at a Grand Slam but Sania Mirza and Rohan Bopanna crashed out of their respective events in the US Open.
Australian Nick Kyrgios has hit out at Alexander Zverev after a video appeared to show the German dancing at a crowded club on Sunday despite the world No. 7 pledging last week he would be self-isolating. The video was posted on Instagram by German designer Philipp Plein and later deleted. There was no indication when the video was taken.
Dominic Thiem and home crowd favourite Filip Krajinovic reached the final of Novak Djokovic's tournament as the world number one broke down in tears in front of a packed 4,000 crowd on Sunday. World number three Thiem beat Grigor Dimitrov in straight sets to set up the clash with Krajinovic.
World number one Serena Williams and second seed Angelique Kerber progressed through the first round of the Rio Olympics tennis on Sunday despite windy conditions that delayed play on most of the smaller tennis courts.