Novak Djokovic was left sweating on a place in the semi-finals of the ATP World Tour Finals on Friday after losing for the first time in his career to fellow-Serb Janko Tipsarevic.
David Ferrer, the lesser known Spaniard in the ATP World Tour Finals, burst out of Rafa Nadal's shadow to reach the last four on Wednesday with a demolition job on World No. 1 Novak Djokovic at the O2 Arena, in London.
Rohan Bopanna and Aisam-ul-haq Qureshi suffered their second defeat in the ATP World Tour Finals, beaten by second seeds Michael Llodra of France and Nenad Zimonjic of Serbia in Group A, in London, on Tuesday. The fifth seed 'Indo-Pak Express' lost 6-7(6), 3-6.
Commonwealth and Asian Games gold-medallist Somdev Devvarman advanced to the semi-final of the South African Open after he fought back from a set down to beat local hope Rik de Voest.
Rohan Bopanna and Aisam-ul-haq Qureshi began their ATP World Tour Finals campaign with a defeat against Daniel Nestor and Max Mirnyi, albeit after a good fight in a group B match, in London on Sunday.
Unseeded Swede Simon Aspelin and Paul Hanley of Australia captured their second ATP World Tour team title on Saturday evening, beating second seeds Leander Paes of India and Lukas Dlouhy of the Czech Republic 6-2, 6-3 in the final of the Barclays Dubai Tennis Championships.
India's Rohan Bopanna and Romania's Florin Mergea won their second title of the season together.
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.
Roger Federer eased his way into the ATP World Tour Finals with a 6-1, 7-6 (0) defeat of Canadian newcomer Milos Raonic in his opening round-robin match on Sunday.
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.
Rafa Nadal and Roger Federer set the stage for a grand finale to the men's season on Saturday when they demonstrated just what seperates them from the bunch to seal a dream final at the ATP World Tour Finals.
Indian Davis Cupper Rohan Bopanna and his Pakistani partner Aisam-Ul-Haq Qureshi won the Arthur Ashe Humanitarian Of The Year award during the ATP World Tour Finals in London for their peace message of 'Stop War Start Tennis'.
Rafael Nadal roared into the semi-finals of the ATP World Tour Finals in London on Friday with a 7-6, 6-1 defeat of Czech Tomas Berdych who later accused the Spaniard of intimidating the umpire.
Roger Federer and Andy Murray avoided the need for fiddly mathematics on Thursday as they both produced dominant displays to qualify for the semi-finals of the ATP World Tour Finals.
Andy Roddick's hopes of reaching the semi-finals of the ATP World Tour Finals were hanging by a thread on Wednesday as the American was beaten 7-5, 6-3 by revived Czech Tomas Berdych at the O2 Arena.
Handed the chance to put another dent in Roger Federer's armour on Tuesday, Andy Murray was swiped to one side as their eagerly anticipated round robin clash at the ATP World Tour Finals turned into a Swiss romp.
The winner of 11 ATP World Tour doubles titles, Poles Marcin Matkowski and Mariusz Fyrstenberg were off to a great start with a 6-3, 7-6 (3) victory over Indo-Czech duo of Leander Paes and Lukas Dlouhy at the opening day Round Robin match at the 2010 World Tour Finals in London on Sunday.
Robin Soderling signalled his intentions for the season-ending ATP World Tour Finals when he claimed his maiden Masters title with a clinical 6-1, 7-6 defeat of local favourite Gael Monfils in Paris on Sunday.
Roger Federer has pulled out of the Rio Olympics and said he will miss the rest of the season as he needs "more extensive rehabilitation" following knee surgery earlier this year if he wants to prolong his career.
A doubles title continued to elude Mahesh Bhupathi and Max Mirnyi as they lost the Valencia Open final to British brothers Andy and Jamie Murray in Valencia.
Top seed Roger Federer was finally forced to work hard for a win at the Swiss Indoors tournament as he fought back to beat Adrian Mannarino 4-6, 6-1, 6-3 in his quarter-final on Friday.
The 17-time Grand Slam champion Roger Federer believes that Rafael Nadal is still the favourite to win the French Open next month despite the Spaniard's recent struggles to regain form.
French Open finalist, Robin Soderling, will be seen in action at the next edition of the Chennai Open as the Swede on Monday confirmed his participation in India's only ATP World Tour tennis tournament.
A razor-sharp Roger Federer got back to winning ways at the ATP World Tour Finals with a 6-4, 6-3 defeat of Frenchman Richard Gasquet on Thursday to keep his last-four chances alive.
Serbia's world number one Novak Djokovic will return to Davis Cup action after a season's absence when he leads his country against Croatia in the first round in March, he said on Wednesday.
Indian tennis ace Mahesh Bhupathi and his Belarussian partner Max Mirnyi reached their third ATP World Tour final of the year together, beating fifth seeds Lukasz Kubot and Oliver Marach in straight sets in the Cincinnati Masters Tennis Tournament.
Mardy Fish overpowered Olivier Rochus with 17 aces to win the Newport International title 5-7, 6-3, 6-4 on Sunday.
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.
Leander Paes, named a reserve in India's Davis Cup team for the Uzbekistan tie, is in line to win his first title of the season, albeit on the Challenger Tour, with Canadian partner Adil Shamasdin.
The Spaniard's main rival, Roger Federer, picked the Stefan Edberg Sportsmanship prize for a record fifth successive year.
French Open champion Stan Wawrinka has become the fourth player to qualify for the season-ending ATP World Tour Finals in London.
'I'm always surprised when I walk off court after a final and I'm like 'where is anti-doping?'
It was an unusual tennis experience as Roger Federer and Rafael Nadal kicked off the 2011 ATP World Tour season in Doha by hitting tennis balls on a court laid in the water of Doha Bay ahead of the Qatar Open.
Ramkumar became the first Indian in seven years to advance to the singles final of an ATP World Tour event but missed out on ending India's 20-year title drought when he lost the Hall of Fame final to Steven Johnson on Sunday night.
Even Roger Federer can suffer a crisis of confidence and the Swiss was quick to thank his new coach for restoring his after capping a vintage week at the ATP World Tour Finals on Sunday.
Rafael Nadal delved deep into his seemingly inexhaustible reserves of willpower on Saturday to fight off Andy Murray in a three-hour classic and reach the final of the ATP World Tour Finals for the first time.
The world number one looked unstoppable as he battered Berdych 7-6, 6-1 to set up last four clash with home favourite Andy Murray before Novak Djokovic crushed a jaded Andy Roddick 6-2, 6-3 in the final Group A action to book a meeting with Roger Federer.
Rafa Nadal kept the one major title missing from his glittering CV firmly in his sights on Wednesday as he took brutal advantage of Novak Djokovic's eye problems to notch his second win at the ATP World Tour Finals.
Andy Murray put away an off-colour Robin Soderling in the opening match of the ATP World Tour Finals in London on Sunday.
World number two Roger Federer has withdrawn from next month's Rogers Cup in Montreal, though he gave no reason for his decision in a statement released by organisers on Wednesday.