Stefanos Tsitsipas' struggles continue with a first-round exit in Munich, as injuries and inconsistent form see his ranking drop to its lowest in eight years.
India's Leander Paes and Mahesh Bhupathi suffered a 6-7(6), 1-6 defeat to Sweden's Robert Lindstedt and Horia Tecau of Romania in their first round Group A match of the Barclays ATP World Tour Finals, in London, on Monday.
Jack Draper crashes out of Miami Open after loss to Reilly Opelka, while Ethan Quinn stuns Casper Ruud in a breakthrough win.
Roger Federer chalked up yet another record when victory over Janko Tipsarevic at the ATP World Tour Finals on Tuesday put him top of the list for match wins at the traditional season-ender. The 17-times Grand Slam champion cruised to a 6-3, 6-1 victory over the Serbian world number nine, taking his haul of victims in the event to 40, one more than Ivan Lendl.
World number eight Mirra Andreeva warmed up for the Australian Open with a comfortable 6-3, 6-1 victory over fellow teenager Victoria Mboko in the Adelaide International final on Saturday to claim her fourth WTA Tour title.
Nikolay Davydenko sealed the last semi-final berth at the ATP World Tour Finals on Friday, claiming the victory he needed over Robin Soderling, to send 2008 champion Novak Djokovic spinning out of the tournament.
Rohan Bopanna and his Romanian partner Florin Mergea on Saturday made it to the final of the men's doubles event at the ATP World Tour Finals, in London, after registering a straight-set victory against Croatian Ivan Dodig and Marcelo Melo of Brazil.
For all his renowned mental strength it was psychological exhaustion that made Rafael Nadal consider skipping the season-ending ATP World Tour finals this year, the 14-times grand slam champion said on Tuesday.
Indian duo of Leander Paes and Mahesh Bhupathi stormed into the semi-finals of the ATP World Tour finals doubles competition after an easy straight-set victory over top seeds and three-time winners Bob and Mike Bryan, in London.
Roger Federer became the first player to win the ATP World Tour finals six times when he beat France's Jo-Wilfried Tsonga 6-3, 6-7, 6-3 in the final at the O2 on Sunday.
Champions Daniel Nestor and Nenad Zimonjic lost all hope of defending their ATP World Tour Finals doubles title on Tuesday when they suffered their second successive round-robin defeat at the O2 Arena.
Japan's Kei Nishikori made a stunning start to what will surely be the first of many appearances at the ATP World Tour Finals with a 6-4, 6-4 win over home favourite Andy Murray on Sunday.
Jeevan Nedunchezhiyan and his partner Vijay Sundar Prashanth clinched their maiden ATP title together, winning the Hangzhou Open men's doubles event, while Yuki Bhambri and his French partner Albano Olivetti finished runners-up at the Chengdu Open
Andy Murray crushed Stan Wawrinka 6-4, 6-2 to win his group at the ATP World Tour Finals on Friday and stay on course for a season-ending climax with Novak Djokovic.
Photos from the ATP World Tour Finals matches played in London on Tuesday.
The American duo won 5-7, 6-1, 13-11 as they added the season-ending crown to the Wimbledon and US Open titles.
Tallon Griekspoor prevailed in a high-voltage three-set final against Benjamin Bonzi to win his maiden ATP World Tour title.
Mahesh Bhupathi and Rohan Bopanna sealed a place in the semi-finals at the ATP World Tour Finals after getting the better of the second-ranked Belarusian-Canadian pair of Max Mirnyi and Daniel Nestor at the O2 Arena in London on Friday. In a tense Group B match that could have gone either way, the world No 5 Indian duo prevailed 7-6(5), 6-7(5), 10-5 in an hour and 55 minutes.
Tumakuru, Karnataka, is set to host its first-ever ITF Women's World Tennis Tour W35 tournament, marking a significant moment for tennis in the region and offering a pathway for players to earn professional ranking points.
Swede Robin Soderling claimed his second major upset at the ATP World Tour Finals on Wednesday when he beat world number three Novak Djokovic 7-6, 6-1.
The Indian pair of Mahesh Bhupathi and Rohan Bopanna squandered two match-points before losing to Jonathan Marray and Frederik Nielsen in their opening match at the ATP World Tour Finals, in London, on Tuesday. The Indians, making their debut as a pair in the elite season-ending event, lost their Group B match 6-4, 7-6(1), 10-12 in 96 minutes.
Nikolay Davydenko ended seven years of pain against Roger Federer on Saturday, beating the world number one 6-2, 4-6, 7-5 to reach the final of the ATP World Tour Finals for a second successive year.
Mahesh Bhupathi and Mark Knowles enhanced their semi-final chances at the ATP World Tour finals after edging past Mariusz Fyrstenberg and Marcin Matkowski in a tough group B encounter in London on Tuesday.
Rohan Bopanna and Aisam-ul-haq Qureshi crashed out of the ATP World Tour Finals after suffering their third consecutive defeat in the event, going down to the Polish duo of Mariusz Fyrstenberg and Marcin Matkowski in their Group B match, in London, on Thursday.
Holder Roger Federer produced an hour of sublime quality to crush Rafa Nadal 6-3, 6-0 at the ATP World Tour Finals on Tuesday and clinch a place in the last four with a match to spare.
Mahesh Bhupathi and Rohan Bopanna won their first match at the ATP World Tour Finals, scoring a 6-3, 5-7, 10-5 victory over Robert Lindstedt and Horia Tecau in Group B to keep their semi-final hopes alive, while Leander Paes and Radek Stepanek also made a winning start.
Andy Murray avoided a 'double bagel' humiliation by Roger Federer at the ATP Tour finals on Thursday but conceded that even if he had played well he would not have lived with the "exceptional" brilliance of the Swiss.
Rafael Nadal's announcement on Friday that he will miss the ATP World Tour Finals because of appendicitis ended a difficult year for the Spaniard during which he has endured injury, illness and worrying defeats.
World tennis No 4 Rafael Nadal has pulled out of the Paris Masters and the ATP World Tour finals in London as he is still recovering from his left knee injury, the ATP said on Thursday.
Rohan Bopanna and Florin Mergea finished second in Ashe/Smith Group after losing to the Italian pair of Fabio Fognini and Simone Bolleli in their last group match in the ATP World Tour Finals , at the O2 Arena, in London, on Thursday.
India's Yuki Bhambri and his French partner Albano Olivett clinched the men's doubles title at the Swiss Open ATP Tour tennis tournament with a hard-fought win over Ugo Humbert and Fabrice Martin in the final in Gstaad
Speculation is rife that all is not well in among compatriots Roger Federer and Stanislas Wawrinka.
Novak Djokovic said his ailing father's struggle with serious illness had inspired him to beat Roger Federer in a thrilling climax to the ATP World Tour Finals on Monday.
Arjun Kadhe and Vijay Sundar Prashanth were beaten in the semi-finals of the Swiss Open after losing in straight sets to third seeds Albano Olivetti and Hendrik Jebens.
Indian ace Leander Paes and his partner Lukas Dlouhy suffered a straight-set defeat against American Byran brothers Bob and Mike to be out of contention for a semi-final spot in the ATP World Tour Finals in London.
Carlos Alcaraz beat his great rival Jannik Sinner 7-5, 7-6(8) to win their Hyundai Card Super Match exhibition event in Incheon, South Korea, on Saturday that marked the start of the season for the world's top two men's tennis players.
Frenchman Julien Benneteau caused a stir during an interview on French radio station RMC Sport on Sunday in which he said tournament referees were often kinder to Federer when it came to scheduling his matches.
Roger Federer sent a timely reminder to Rafael Nadal on Sunday, out-gunning the World No 1 to win the ATP World Tour Finals with an irresistible display of attacking tennis.
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.
US Open champion Andy Murray withstood an early onslaught to beat Tomas Berdych in his first match on home soil since winning his maiden grand slam title and Novak Djokovic overcame Jo-Wilfried Tsonga as the ATP World Tour Finals began on Monday.
