Federer looked more relieved than overjoyed when Tiafoe's forehand found the net on match point to keep his hopes of a 20th grand slam title alive.
"It has been an amazing year. One year ago, for sure I never dreamed about being World No. 1 again at the end of the season. It's something that means a lot to me. But the season is not over."
Tennis players need to respect ball boys and ball girls, Roger Federer said in the wake of a row following Fernando Verdasco's rant over a sweaty towel.
Maria Sharapova has confirmed she has severed ties with coach Jimmy Connors after one match together. The Russian world number three said in a statement e-mailed to Tennis.com that the pairing had not been 'the right fit for this time in my career'.
The Ultimate Tennis Showdown will be held at Patrick Mouratoglou's academy in Nice with 10 matches every weekend for a total of 50 matches and prize money on offer for each clash.
Novak Djokovic chalked up his 800th career victory to reach the semi-finals of the Fever-Tree Queen's Club championships on Friday and suggested he could play on past his 40th birthday.
'I am still able to prioritise all the things in my life the right way'
'I always believed.' 'I kept on believing and dreaming I could get back'
American tennis legend John McEnroe has hailed Novak Djokovic as one of the greats of all time after the Serb again claimed the year-end world number one spot with a victory at the ATP Tour Finals on Friday.
Gunning for a record seventh appearance at the Olympics this year, one more milestone beckons veteran Indian tennis star Leander Paes which is a testament to his longevity on the professional circuit. If the 42-year-old veteran manages to win 11 more matches on the ATP doubles tour this season, he will displace American Sherwood Stewart in the list of players with most number of doubles wins. Stewart is sitting sixth in the table with 728 wins while Paes, a winner of 17 Grand Slam titles, has taken his number to 718 after reaching the third round of the ongoing French Open in Paris. These staggering statistics do not include Paes' victories in the mixed doubles event and the ones on the ATP Challenger Tour. Last year when Paes recorded his last win of the season, he overtook Sweden's Jonas Bjorkman (712), ending 2015 with 713 wins.
Watching a grey-haired, smart-suited 56-year-old John McEnroe speak with mature insight about all-things tennis it seems odd to think that many feel that what the sport needs is a dose of the "superbrat" attitude of the brash New Yorker's youth.
Roger Federer produced a vintage performance to best Andy Murray 6-3, 6-4, 6-7, 6-3 and move into the semi-finals of the Australian Open.
Roger Federer slumped to a shock 2-6, 7-6(8), 6-4 loss to German veteran Tommy Haas at the Stuttgart Open on Wednesday in a disappointing comeback after the 18-times grand-slam champion missed the entire claycourt season.
The Czech scored his first victory over Rafael Nadal to enter the semis of the Australian Open.
Andy Murray may have a dismal record in the Australian Open final, but he is not the only tennis star to come up short at the majors.
Roger Federer was made to work hard by Fernando Verdasco before beating the Spanish veteran 6-3, 3-6, 6-3 on Wednesday to reach the quarter-finals of the Dubai Duty Free Tennis Championships.
Briton Andy Murray will take over from Novak Djokovic as World No 1 when the rankings are updated on Monday after his Paris Masters semi-final opponent Milos Raonic withdrew with a leg injury on Saturday.
List of US Open men's singles champions since the Open Era began in 1968:
Roger Federer moved to within one win of his 1,000 career victory when he crushed Bulgaria's Grigor Dimitrov on Saturday to reach the final of the Brisbane International.
Croatia's Ivo Karlovic became the oldest ATP winner since Jimmy Connors in 1989.
Roger Federer claimed the 100th ATP title of his career by beating 20-year-old Greek Stefanos Tsitsipas 6-4, 6-4 in the final of the Dubai Duty Free Tennis Championships on Saturday.
The tournament will be Murray's third since hip surgery in January and mark his return to the hard courts for the first time since March 2017 at Indian Wells.
Images from the US Open final played at Flushing Meadows on Sunday
Novak Djokovic kept his juggernaut rolling at the China Open by improving to 26-0 with a 6-2, 6-1 win over local hope Zhang Ze on Thursday.
'Can Tendulkar recreate the magic of his youth?', asks advertising guru Sandeep Goyal.
Images from Day 4 of the 2021 US Open in New York on Thursday.
'If grunting would win titles then everybody in the world would be grunting as loud as they can be.'
Having pulled out of the Brisbane International tournament through injury for the last two years, Maria Sharapova might consider it a victory in itself if she actually gets out on court at the Pat Rafter arena on Monday.
The 22-year-old, 6ft 6in Russian, already the owner of two indoor hard court titles this year, moved one step away from the biggest title of his career at the Bercy indoor arena, crushing his Austrian friend in 70 one-sided minutes.
'They have a belief that they can go and win anywhere.'
List of US Open men's singles champions since the open era began in 1968:
The 28-year-old Serb's initial slow accumulation of major silverware after his breakthrough at the 2008 Australian Open has accelerated to such an extent that talk of him surpassing the likes of Bjorn Borg, Rafael Nadal and even Roger Federer is no longer fanciful.
A staggering number of athletes across sports seem to have found their best game in their 30s, 40s.
Norma Godinho has just about caught her breath after all the action at SW19 on Super Sunday. Here are Norma's memorable moments from this year's Wimbledon.
Images from the men's singles quarter-finals at Wimbledon on Wednesday.
Roger Federer registers his 1,000 ATP career win.
'Ms Williams has had multiple on-court implosions in the past and got penalised for them, too.' 'She cried sexism this time perhaps because she knew the atmosphere was ripe for it,' notes Shuma Raha.
'One year Borg worked on his serve, another year on the slice, the third year on his grip.'
At a time when Indian tennis fans are content with success in doubles competitions, few are aware that Vijay Amritraj was within grasp of the singles crown at Wimbledon.
Roger Federer warmed up for next month's Wimbledon championships by swatting aside David Goffin 7-6(2), 6-1 to win the Halle Open title for the 10th time on Sunday.