Djokovic, speaking to reporters as he prepared to defend his US Open title, said players who have bemoaned a lack of transparency in the Sinner case make a valid point.

Tennis world number one Jannik Sinner said Friday he was relieved to escape a doping ban after twice testing positive for a banned substance, even though he said that he hasn't "done anything wrong."

Jabeur, a two-time Wimbledon finalist, lost her most recent match earlier this month against Naomi Osaka in the opening round in Toronto.

World number one Jannik Sinner is "honest to the core" and is an "innocent victim" his coach Darren Cahill said after the Italian was cleared of any wrongdoing despite twice testing positive for a banned substance.

Tennis world number one Jannik Sinner has been cleared of any wrongdoing after twice testing positive for a banned substance earlier in the season, the International Tennis Integrity Agency (ITIA) announced Tuesday.

Tennis world number one Jannik Sinner has been cleared of any wrongdoing for two anti-doping violations earlier in the season, the International Tennis Integrity Agency (ITIA) announced Tuesday.

Jack Draper defeated Felix Auger-Aliassime at the US Open warm-up event on Friday despite a suspicion the ball hit the Briton's racquet and then the floor before it popped over the net to secure the match-winning point.

"I'm human, the nerves had accumulated and sometimes it is very tough to control when there is that tension. I will work so that it doesn't happen again."

Gauff was not the only big name going out, as Rybakina crashed to a 3-6 7-6(3) 6-4 defeat by former US Open runner-up Leylah Fernandez.

Aryna Sabalenka detailed her current tennis philosophy on Tuesday, with the three-time Cincinnati Masters semi-finalist revealing she's quick to forget about her losses.

"Hi all, writing today to let you guys know that I have decided not to compete at this year's US Open, a place where I have amazing memories," Nadal posted. "I will miss those electric and special night sessions in NYC at Ashe.

Following Novak Djokovic's dramatic gold medal victory at the Paris Olympics, Serbia is set to build a museum dedicated to the tennis great, according to the country's president.

World number one Iga Swiatek of Poland withdrew from next week's WTA event in Toronto on Friday, citing fatigue from her run to a bronze medal at the Paris Olympics.

Novak Djokovic overcame a worrying knee injury scare and a huge second-set deficit to reach his fourth Olympic Games semi-final on Thursday but admitted he faces a race against time to be fit for the occasion.

Matthew Ebden had not expected to last long against Novak Djokovic in the first round of the Olympics on Saturday and he was not wrong - but it left the Serbian wondering why the Australian doubles specialist was competing in the singles.

Carlos Alcaraz enjoyed a winning start to his Olympic Games career on Saturday when he swept aside Lebanon's Hady Habib.

Novak Djokovic lost just one game in his Olympic tennis opener on Saturday to set up a potential blockbuster clash against old rival Rafael Nadal.

Novak Djokovic says he has "high expectations" as he chases an elusive Olympic gold medal, with his confidence unshaken despite a poor year by his stellar standards.

The 38-year-old Spanish left-hander has a protected ranking of ninth to put himself into the field for the Flushing Meadows fortnight, which begins on August 26.

"So let's see if at the end of my career it's going to be 25, 30, 15, four (Slams). I don't know. All I want to say is I want to keep enjoying and let's see what the future brings to me."