Andy Murray has lost the world number two spot to Roger Federer in the latest ATP rankings released on Monday, after his defeat to Novak Djokovic in the Madrid Masters final.
A rampaging Roger Federer delivered a stunning reminder of his class at the Australian Open on Friday with a crushing 6-2, 6-4, 6-4 win over Tomas Berdych to storm into the fourth round.
Three-times champion and world number one Novak Djokovic has been drawn in a group with U.S. Open champion Marin Cilic in next week's season-ending ATP World Tour Finals in London.
World number two Novak Djokovic hammered Swiss Stanislas Wawrinka 6-1, 6-4 to reach the Paris Masters semi-finals on Friday.
Rafael Nadal's decision to end his season early means Cilic is actually holding the last berth for the eight-man showdown at London's O2 Arena.
India's tennis player Yuki Bhambri was handed a tough draw at the Australian Open when he found himself pitted against World No. 6 Tomas Berdych in the opening round of the men's singles event.
Defeated Wimbledon semi-finalist Sam Querrey said his tournament run had convinced him he could beat the world's best players, and next year he planned to go one better and make the final.
Here are some facts about Federer and his ranking.
World No 1 Novak Djokovicremained on course for his fifth title of the season after defeating 11th seed Milos Raonic in the quarter-finals of the Madrid Masters on Saturday.
Defending champion Novak Djokovic was knocked out of the Australian Open quarter-finals by Stanislas Wawrinka 2-6, 6-4, 6-2, 3-6, 9-7 on Tuesday.
Rafael Nadal says he could miss the season-ending ATP World Tour Finals next month because of appendicitis.
Iron-willed Czech Tomas Berdych ended eight years of tyranny under nemesis Rafa Nadal to storm into the Australian Open semi-finals on Tuesday before his next opponent Andy Murray restored British colonial rule to the floodlit centre court.
Roger Federer battled back from two sets down and double match point to defeat 20th seed Gael Monfils 4-6, 3-6, 6-4, 7-5, 6-2 to reach the semi-finals of the U.S. Open on Thursday.
Photos from the matches played at the Miami Open on Tuesday
There will be no Indian presence in the singles main draw at the Australia Open this year with Yuki Bhambri stumbling at the final hurdle, losing his third and final qualifying round match to Ernesto Escobedo, in Melbourne on Saturday.
Two-time champion Novak Djokovic thumped Spain's David Ferrer 6-4, 6-2 to march into the last four of the Shanghai Masters on Friday and set up a semi-final showdown with third seed Roger Federer.
World No 1 Novak Djokovic destroyed Tomas Berdych in a lop-sided contest to win his fifth China Open crown on Sunday while Maria Sharapova overcame Petra Kvitova 6-4, 2-6, 6-3 in the women's final to move up to No 2 in the world rankings.
A resurgent Marin Cilic blasted his way by sixth seed Tomas Berdych 6-2, 6-4, 7-6 (4) on Thursday to become the first Croatian to reach the U.S. Open semi-finals since his coach Goran Ivanisevic in 1996.
Images from the matches played on Day 8 at the Australian Open at Melbourne Park on Tuesday
Novak Djokovic will keep Andre Agassi as his head coach when he returns to action after recovering from an elbow injury which forced him to cut short his season in July, Serbia's former world number one said on Tuesday.
Milos Raonic of Canada will take on defending champion Novak Djokovic in the final of the Paris Masters.
World No 5 Roger Federer's possible records aside, it is the first time since 2003 that the semis have featured four men outside the top four in the world rankings.
Big-serving Canadian Milos Raonic boosted his hopes of qualifying for the end-of-season ATP World Tour finals in London by downing Czech Tomas Berdych 7-6(4), 6-3 to win the Thailand Open on Sunday.
Second seed Novak Djokovic complained of a "hole" on Centre Court at Wimbledon after beating Adrian Mannarino in his delayed fourth-round match on Tuesday.
Third seed Stanislas Wawrinka became the latest high-profile casualty at the Italian Open on Thursday when the Swiss was knocked out in the third round by American John Isner.
A Spanish left-hander moved into the quarter-finals of the French Open on Sunday. No surprise there, although his name was not Rafael Nadal but Albert Ramos-Vinolas.
Andy Murray demolished Croatian teenager Borna Coric 6-1, 6-2 in the second round of the Paris Masters on Wednesday to set up a Davis Cup-flavoured clash with Belgium's David Goffin.
Alize Cornet fought tooth and nail but the local favourite's French Open run came to an end when she was knocked out 6-2, 7-6(9) in the fourth round by Ukrainian 19th seed Elina Svitolina on Sunday.
Roger Federer put his global army of "Fed-Head" fans through the wringer for four nerve-shredding sets before he kept alive his pursuit of a record eighth Wimbledon title with a 6-7(4) 4-6 6-3 7-6(9) 6-3 win over Marin Cilic the quarter-finals on Wednesday. Novak Djokovic's shock third round exit had raised hopes that this could be the week when the Swiss finally ends his four-year hunt for an 18th grand slam title, as the Serb had been the only man to beat him at the majors over the past year.
World No 1 Novak Djokovic ended Kei Nishikori's impressive debut at the ATP World Tour Finals with a 6-1, 3-6, 6-0 semi-final victory at the O2 Arena on Saturday.
Croatian Ivo Karlovic hit a record 45 aces en route to beating third seed Tomas Berdych and reach the Halle Open semi-finals on Friday.
Third seed Stan Wawrinka was knocked out in the third round of the Paris Masters when he lost 6-7(2), 7-5, 7-6(3) against South African Kevin Anderson on Thursday, suffering his fourth defeat in five matches.
With fire in their bellies, former Grand Slam champs Rafael Nadal and Roger Federer are targetting a fresh return to the tennis courts in 2017.
Karolina Pliskova warmed up for Wimbledon in the best possible fashion on Saturday by powering past Angelique Kerber 6-1, 6-4 to win the Eastbourne title.
Wimbledon finalist Marin Cilic said he had a "big mountain to climb" to defeat seven-time champion Roger Federer, but that winning the title would mean the world to him.
An elbow injury forced Djokovic to retire against Czech Tomas Berdych in the quarter-finals of Wimbledon in 2017. After that came a series of early tournament exits and, finally, surgery.
Stanislas Wawrinka survived a thriller against Mikhail Youzhny in the second round of the Rogers Cup on Tuesday, fighting back in both sets to prevail 7-6(3), 7-6(8).
World number two Roger Federer edged past Ivo Karlovic 7-6(3), 7-6(4) on Saturday to reach the Halle Open final and stay on course for his eighth title in the grasscourt Wimbledon warmup event.
Serbian world number two Novak Djokovic forced the Davis Cup final against holders Czech Republic into a decisive fifth rubber on Sunday with a 6-4, 7-6(5), 6-2 win over Tomas Berdych in the opening reverse singles.
Rafael Nadal moved into the Miami Open semi-finals with a straight sets win over American Jack Sock on Wednesday.