Having come through the US college system, Anderson turned professional in 2007.
Tributes poured in after Federer's announcement and Djokovic heaped more praise on the player he shared an enduring rivalry with during his own rise to the top of the men's game.
Spaniard Rafael Nadal will team up with perennial rival Roger Federer for the third edition of the Laver Cup in Geneva next year.
Images from the men's singles action at the Wimbledon Championships on Saturday.
Shapovalov will meet Rafael Nadal for a place in the semi-finals.
And he complained about how difficult baking a cake is to playing tennis.
However, the 33-year-old Spaniard will not know until later on Friday whether his Herculean effort was in vain.
Djokovic was deported on the eve of the 2022 Australian Open in January
Although hampered by a chronic foot injury that saw him out in the last 16 of the Italian Open, an event that precedes the French Open, the 21-time Grand Slam champion has looked pain-free in his bid for a 14th French Open crown.
Zverev twisted his ankle as he tried to retrieve a shot in the 12th game of the second set
Top seed Rafael Nadal beat American qualifier Maxime Cressy 7-6(6), 6-3 to win the Melbourne Summer Set 1 ATP 250 event and build up momentum heading into the Australian Open.
Novak Djokovic's steady progress in the last few seasons is a testament to his mental strength and physical conditioning.
Even though he withdrew from his semi-final tie with Denis Shapovalov, Nadal's run to the last four in Paris saw him reclaim the number one spot from Novak Djokovic on Monday.
From Slam No 1 to Slam No 21 -- a summary of Nadal's 21 majors.
A quick look at Rafael Nadal's domination of Roger Federer at Roland Garros.
The 21-year-old German became only the fifth active player to win at least three Masters 1000 titles -- joining the 'big four' of Rafael Nadal, Roger Federer, Novak Djokovic and Andy Murray.
Japan has extended a state of emergency in Tokyo and three other areas until the end of May as the country battles a surge in COVID-19 cases
The five top contenders for the men's title at the Australian Open, which starts on Monday.
Rafael Nadal pulled off an incredible recovery from 1-5 and match-point down to overcome Russia's Daniil Medvedev at the ATP Finals.
Novak Djokovic has only faced Nick Kyrgios twice in his career, losing twice to him in 2017, so while he will be favourite to claim a seventh Wimbledon crown, he knows exactly how dangerous the unpredictable world number 40 Kyrgios can be.
It was only Alcaraz's third tournament on grass, but the way he marched through the draw augurs well for his prospects at Wimbledon, where he will be seeded number one.
Playing in his first competitive singles match on the ATP Tour since August 5, the 20-times Grand Slam champion showed no signs of rust in his second round win against Lithuanian qualifier Ricardas Berankis.
Images from Day 3 of the 2023 Australian Open at Melbourne Park on Wednesday.
Tournaments continue to be played in front of a handful of fans at most.
'All the venues are high-scoring venues. So what you need is pace.' 'You really want someone to come there and control the flow of runs in the death overs, whether you are setting a target or setting a target.' 'It is going to be the fast bowlers because at how many venues have you seen spinners bowling the death overs?'
In his pre-tournament news conference in Toronto on Sunday, Nadal said a recurring foot issue he has been dealing with since 2005 returned at the French Open, where he fell to eventual champion Djokovic in the semi-finals.
Rafael Nadal continued his imperious run of form as he swept aside American Donald Young 6-4, 6-2, 7-5 in the Wimbledon second round on Wednesday.
Rafael Nadal does not expect to return to play competitive tennis until 2021 due to the coronavirus pandemic, which has decimated much of this year's calendar. The World No 2 said he has practically written off the remainder of the year and is looking to the Australian Open in January 2021 as the next tournament he will play.
Roger Federer saw his men's record haul of 20 Grand Slam singles titles matched by Rafael Nadal on Sunday and the Swiss great was quick to offer his congratulations to the Spaniard.
Twelfth seed Djokovic resumed two sets to one ahead after snatching a third-set tiebreak the previous night before Wimbledon's 11pm curfew left the match on a knife edge.
Rafael Nadal is no stranger to being out of action for months due to injuries taking a toll on his body but when the Spaniard pulled out from a virtual reality tennis match that would have been contested using a game console - it raised a few eyebrows. The claycourt king had been expected to take on gamer DjMariio as part of a virtual Madrid Open charity event - but ended up being a no show on Monday.
Fourth-ranked Carlos Alcaraz and Norway's world number seven Casper Ruud also have a shot at top spot.
Rafael Nadal smoothly negotiated the potential stumbling block presented by Frenchman Benoit Paire on Monday, launching his bid for a 10th French Open trophy with a largely routine 6-1, 6-4, 6-1 win.
A Sela double-fault secured Nadal the break of serve he needed in the first set and Nadal moved two sets clear with a punishing forehand return.
Nadal, who would pass fellow Spaniard Andres Gimeno as the oldest Roland Garros men's singles champion if he wins, had to dig deep again in a three-hour slugfest in the semi-final against Alexander Zverev before the German was forced to retire mid-match after injuring his ankle.
Belinda Bencic of Switzerland and Danielle Collins were among those to win their first-round matches at the Adelaide International
Even though Carlos Alcaraz recently dethroned him from the top of the world rankings, Novak Djokovic is still considered the man to beat and still has the power to turn opponents into nervous wrecks.
Djokovic left little doubt that he would also be there trying to win major number 23.
Djokovic has had to deal with suspicion about the severity of his hamstring injury, which he suffered en route to winning the warm-up title in Adelaide.