The 26-year-old from Shanghai -- ranked 67th in the world -- produced the match of his life to defeat last year's US Open finalist 6-4, 5-7, 6-2, 0-6, 6-2 in 3hr 19min.

The second-seeded Serbian superstar, eyeing a record-extending 24th Grand Slam singles title at these championships, booked his place in the last 32 with a 6-4, 6-1, 6-1 victor

Former U.S. Open champion Stan Wawrinka said he still had the game for the grandest stage after the Swiss veteran became the oldest man to win a singles contest at the tournament since a 40-year-old Jimmy Connors in 1992.

Spanish tennis star Carlos Alcaraz on Tuesday said he hopes for a quick resolution to the Women's World Cup kiss scandal involving the country's football chief Luis Rubiales.

Alcaraz, returning to the same Arthur Ashe Stadium court where he lifted his first Grand Slam as a teenager a year ago, was always in control after Germany's Dominik Koepfer rolled his left ankle badly in the opening game

The 43-year-old tennis icon was no match for her 26-year-old opponent, who was born just weeks before Williams played her first Grand Slam final at the US Open in 1997

Novak Djokovic made a winning return to the U.S. Open by storming past Frenchman Alexandre Muller 6-0, 6-2, 6-3 on Monday to reclaim the world number one ranking and take the first step towards matching Margaret Court’s record haul of 24 Grand Slams.

Novak Djokovic made a winning return to the U.S. Open by storming past Frenchman Alexandre Muller 6-0, 6-2, 6-3 on Monday to reclaim the world number one ranking and take the first step towards matching Margaret Court's record haul of 24 Grand Slams.

Sixth seed Gauff, seen as one of the favourites for the title after recent tournament wins in Washington and Cincinnati, came from behind to win 3-6, 6-2, 6-4 in an attritional 2hr 50min tussle on the Arthur Ashe Stadium.

Danish fourth seed Holger Rune crashed out of the US Open on Monday, losing in four sets to Spanish journeyman Roberto Carballes Baena.

Swiatek, whose grip on top spot is under threat from Aryna Sabalenka in New York, needed just 58 minutes to dispose of the 86th-ranked Peterson.

Novak Djokovic and Carlos Alcaraz are on a US Open collision course as the final Grand Slam tournament of season gets under way on Monday with American teenager Coco Gauff chasing a breakthrough first major title.

The American trailblazer was a driving force behind the tournament's move to equalise prize money for men's and women's competitors.

He came out on the winning side of the longest pro tennis match in history, at Wimbledon in 2010.

 Tennis great Serena Williams has given birth to her second child, a girl named Adira River Ohanian, and along with husband Alexis Ohanian welcomed the new arrival in social media posts on Tuesday.

A titanic struggle between the world's top two players saw Djokovic -- who looked out on his feet in the second set -- save a match point before coming through on his own fifth match point for a 5-7, 7-6 (9/7), 7-6 (7/4) triumph.

World number one Alcaraz held on for a 2-6, 7-6 (7/4), 6-3 victory over Hurkacz, rallying to beat the big-serving Pole for the second time in as many weeks.

Alexander Zverev won a battle of former ATP/WTA Cincinnati Open champions against Daniil Medvedev 6-4, 5-7, 6-4 on Thursday to maintain his win streak at the event.

The 23-times Grand Slam champion was not allowed to compete in the U.S. last year and earlier this year over his refusal to take a COVID-19 vaccine

World number one Iga Swiatek on Monday joined Elena Rybakina in blasting late-night scheduling which wrecked the closing days of last week's Montreal Masters.