IMAGES from the matches played at the PNB Paribas Open at Indian Wells on Wednesday
It will be the earliest meeting between the two since their first professional match in the second round of the 1998 Australian Open.
Roger Federer made a comfortable start to his quest for a 100th title, despatching Fabio Fognini in straight sets to ease into the quarter-finals at the Paris Masters on Thursday.
World number 30 Berrettini saved five points in the marathon second set tiebreak and held on to win it 13-11 for his third ATP crown in last 11 months.
Marin Cilic sent Croatia into the Davis Cup final with a 6-3, 6-2, 7-5 victory against Richard Gasquet on Sunday that gave the hosts a 3-1 win over France.
Wimbledon champion Garbine Muguruza suffered a 6-2, 6-4 defeat at the hands of unseeded Czech Barbora Strycova in the second round of the Nature Valley Classic in Birmingham on Thursday.
After a brief interruption when the players were locked at 5-5 in the opening set, Federer saved two set points in the tiebreak and held firm to gain the upper hand in the contest.
Roger Federer guided Switzerland to victory in their Davis Cup World Group playoff tie against the Netherlands with an easy 6-3, 6-2, 6-4 victory over Thiemo de Bakker on Sunday.
Defending champion Stanislas Wawrinka said he is targeting a good showing at the ATP Chennai Open before he gets ready for his Australian Open title defence later this month.
Top seed and defending champion Stanislas Wawrinka punctured the challenge of Benoit Paire with remarkable ease and earned himself a shot at a third successive Chennai Open title by reaching the singles final, in Chennai, on Saturday.
A day after celebrating his 36th birthday, Federer played the aggressive game that has propelled him to five titles, including two grand slams, this year, attacking the net and rocketing second serves.
World No 1 Novak Djokovic's had to take a medical timeout before completing a 6-1, 6-4, 6-4 dominating win over Luxembourg's Gilles Muller at Roland Garros on Thursday.
Andy Murray's wretched form ahead of the next week's French Open has left pundits including Boris Becker scratching their heads about what exactly is wrong with the world number one.
Saturday's match between Djokovic and Nadal will be the 50th between the two great rivals, who have won a combined 26 Grand Slam titles.
Will it be Rafa versus Djoko in Sunday's final?
Images from Day 3 of the 2020 US Open in New York, on Wednesday.
The Russian five-times Grand Slam champion struggled for rhythm initially on the low-bouncing grasscourt at the Mallorca Open but picked up the pace to beat Viktoria Kuzmova 7-6(8), 6-0.
One of the first orders of business for Stanislas Wawrinka on his return to Melbourne Park last week was to see the photo of himself holding the Norman Brookes Challenge Cup on the 'Walk of Champions' under the Rod Laver Arena centre court.
Rafael Nadal was exhausted yet exhilarated following his emotional return to action at this month's Rio Olympics after an injury-absence and is looking forward to gearing back up for the US Open starting on Monday.
Olympic champion Andy Murray restored some order at the Western & Southern Open by cutting down South African giant Kevin Anderson to reach the quarter-finals on an upset-filled Thursday in Cincinnati.
Top seed Serena Williams dropped the second set before bouncing back to beat compatriot Christina Mchale 6-3, 5-7, 6-2 in second-round action at the Miami Open in Florida on Thursday.
Rafa Nadal got his usual confidence boost from Nicolas Almagro at Roland Garros, reaching the third round with a 6-4, 6-3, 6-1 victory -- his fourth without dropping a set against his Spanish compatriot on the Paris clay.
World No 1 Novak Djokovic kicked off his bid for a fourth Canadian crown with a 6-3, 7-6(4) second round win over a stubborn Thomaz Bellucci at the Rogers Cup on Tuesday.
IMAGES from the Miami Masters played in Key Biscayne, Florida on Tuesday
Roger Federer suffered a shock 3-6, 6-3, 7-6(4) defeat to Australian wildcard Thanasi Kokkinakis on Saturday that will cost the Swiss his world number one ranking and leaves the Miami men's tournament wide open.
Images from Day 7 of the 2019 French Open in Paris on Saturday.
The Canadian's win sets up a semi-final clash with Del Potro on Saturday that will pit power against power.
The 32-year-old, five-times a winner of the singles at the prestigious Wimbledon warm-up event, delighted a large evening centre court crowd with some fluent shot-making as he and Spanish veteran Lopez beat top seeds Juan Sebastian Cabal and Robert Farah 7-6(5), 6-3.
Novak Djokovic's flamboyant on-court demeanour may be occasionally unacceptable but it is an integral part of his success, the world number one said.
Sania, the country's finest woman doubles player, who began the year with the number one ranking, closed it at number 9.
A round-up of results from Davis Cup matches played on and Sunday
Wimbledon champion Garbine Muguruza notched up her first ever victory on Arthur Ashe Stadium with a 6-0, 6-3 win over American Varvara Lepchenko at the US Open on Monday.
Jose Mourinho's Chelsea turned from domestic whipping boys back to European stalwarts on Wednesday, beating his former club Porto 2-0 to top Champions League Group G.
A summary of sports events and persons who made news on Friday
A summary of sports events and sports persons, who made news on Thursday
Images from Day 6 of the French Open matches played at Roland Garros in Paris on Friday.
Bernard Tomic is set to sit out the Australian Open after Tennis Australia (TA) decided not to award him a wildcard to the main draw, the organisers said on Thursday.
Images from Day 5 of the US Open in New York on Friday
Roger Federer returned from a month-long layoff with a 6-4, 6-4 second round victory over Roberto Bautista Agut on Tuesday at the Western and Southern Open in Cincinnati.
Former world number one Andy Murray withdrew from the Brisbane International with a hip problem on Tuesday, further putting in doubt the Briton's prospects of being fit in time for the Australian Open later this month.