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Alcaraz, who won his third major championship at the French Open three weeks ago, defeated Novak Djokovic in last year's final on the grass at Wimbledon

Sunday's victory in which he trailed two sets to one, allowed Alcaraz to add the clay-court championship at Roland Garros to his triumphs at the US Open in 2022 and Wimbledon in 2023

Zverev, who is from Germany, is trying to claim his first Grand Slam title. He was the runner-up to Dominic Thiem at the 2020 US Open after blowing a two-set lead and losing in five

The 23-year-old from Poland is the first woman with three trophies in a row in Paris since Justine Henin from 2005 to 2007

I'm going to do my best to be healthy and fit to return to the court as soon as possible, he wrote. My love for this sport is strong and the desire to compete at highest level is what keeps me going

The second-seeded Sabalenka beat Japanese qualifier Moyuka Uchijima 6-2 6-2 on Court Philippe Chatrier as showers again affected play at Roland Garros.

The head-cam footage is part of the international broadcast feed, available to official tournament broadcasters

For Swiatek, this extended her Roland Garros winning streak to 16 matches as she pursues a third consecutive trophy at the clay-court major

Heavy rain from early in the day caused the postponement of 23 singles matches, so Alcaraz was lucky to get the chance to compete, and advance, under the retractable roof at Court Philippe Chatrier

I don't want to get too excited, Djokovic said. I thought it was a good performance for me. Solid. Of course, I could have done better

Although Sabalenka is currently 20-5 all-time in Grand Slam opening rounds, she is almost impervious to an opening upset now

It was a Grand Slam debut for the 26-year-old Nagal who became the first Indian after Prajnesh Gunneswaran in 2019 to play in the French Open Men's Singles

Nadal admits this would be his last dance at the Roland Garros. 37-year-old Nadal might end his superb outing at French Open with a defeat in the first round, hoping to return during Paris Olympics

Nadal has appeared in 14 finals at the French Open and won each one of them, thereby having a 100 per cent record at the Roland Garros

Theirs was by far the most eagerly anticipated match of Day 1 at the clay-court Grand Slam tournament, featuring a pair of guys who each own a trio of major trophies

The Nadal-Zverev winner could be on a path toward a potential semifinal meeting against No. 1 seed and defending champion Novak Djokovic

Nadal missed nearly all of 2023 after hurting his hip during a loss at the Australian Open that January

Thiem, who reached the final at Roland Garros in 2018 and 2019, announced earlier this month that he will retire at the end of the year

Nadal was playing only his 10th match this year after missing nearly all of 2023 with a hip injury that required surgery

The 37-year-old Nadal had hip surgery last summer and has played only three competitive matches in Brisbane before skipping the Australian Open this year