Novak Djokovic said he has been experiencing slight discomfort in his right knee for a couple of weeks.
Alcaraz's triumph on the Parisian red dirt was the third Grand Slam trophy of his young career and followed the Spanish world number three's breakthrough title at the 2022 U.S. Open and epic Wimbledon victory 12 months ago.
Sweltering heat gripped the second-round action at the US Open on Wednesday
Rafael Nadal last appeared in a semi-final at Wimbledon in 2022.
Zhang Zhizhen will be the first Chinese man in the Open era to play in the main draw at Wimbledon next week after the World No. 178 booked his place by defeating Argentine Francisco Cerundolo.
Australia now have the opportunity to avenge last year's final defeat by Italy after world number one Jannik Sinner inspired the holders to a 2-1 victory over Argentina.
Top seed Carlos Alcaraz overcame Croatia's Marin Cilic to reach the round of 16 at the Qatar Open.
Images from Day 9 of the 2023 French Open at Roland Garros in Paris on Monday.
Top seed Carlos Alcaraz dominated Gael Monfils 6-2 6-4 and fourth seed Alexander Zverev escaped a tight first set en route to a 7-6(4) 6-3 win over Christopher Eubanks to reach the last 16 at the Miami Open on Monday.
World number three Elena Rybakina overcame Cristina Bucsa in two hard-fought sets to make the quarter-finals of the Adelaide International on Wednesday, while Jessica Pegula and Jelena Ostapenko had to work even harder to make the last eight.
'I'm just glad to overcome today's challenge in straight sets and move on.'
Novak Djokovic produced a superhuman effort to subdue Argentine Francisco Cerundolo.
Alexander Zverev continued to rebuild his confidence on clay with a straight sets win over Spain's Roberto Bautista Agut in the Monte Carlo Masters second round.
Poland's Iga Swiatek continued her terrific run with a 6-3, 6-3 win over Petra Kvitova on Wednesday to reach the Miami Open semi-finals, while Norway's Casper Ruud upset men's second seed Alexander Zverev in their quarter-final clash.
For the first time since 2004, neither Novak Djokovic nor the injured Rafael Nadal will be in the Rome final.
Their epic rivalry includes three successive Wimbledon finals from 2006
Indian Wells champions Carlos Alcaraz and Elena Rybakina stayed on course to complete the 'Sunshine Double' at the Miami Open.
Carlos Alcaraz moved to within two wins of completing the 'Sunshine Double'
Greek second seed Stefanos Tsitsipas beat Chilean qualifier Cristian Garin to reach the fourth round of the Miami Open.
A round-up of all the tennis action from around the globe.
Kyrgios added that he had been in communication with Tennis Australia chief executive Craig Tiley and United Cup tournament director Stephen Farrow about his injury.
Images from Day 1 of the 2022 US Open at the USTA Billie Jean King National Tennis Center, in Flushing Meadows, New York, on Monday.
IMAGES from Day 2 of the Wimbledon Championships from the All England Lawn Tennis and Croquet Club, London, on Tuesday.
Three-times winner Serena Williams moved into the Toronto Open second round after beating Spain's Nuria Parrizas Diaz on Monday
A day after taking down world number one Carlos Alcaraz of Spain, Felix Auger-Aliassime booked Canada's place in the Davis Cup quarter-finals on Saturday with a 6-3, 6-4 win against Serbia's Miomir Kecmanovic in the group stage tie in Valencia.
British No 1 Cameron Norrie overcame a slow start to beat Frenchman Hugo Gaston 6-3, 7-5.
Images from Day 5 of the 2023 Australian Open at Melbourne Park on Friday.
Images from Day 3 of the 2023 Australian Open at Melbourne Park on Wednesday.
Thiem, Wawrinka stay positive after defeats on return