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.
The former US Open champion said recent high-profile doping cases had made her wary.
Nagal's career maintained an upward spike when he became the 10th player from India to break into top 100 in ATP rankings.
Kasatkina will take confidence from her run on the Parisian clay.
Medvedev suffered a jarring early exit from the Canadian Masters last week but overcame some initial problems in a tricky tie against Shapovalov to edge both sets and book a meeting with American Fritz.
The 23-year-old Pole, who also won the Roland Garros title in 2020, said she was fully aware that perfectionism was a double-edged sword.
Nadal had a solid start, but the 35-year-old struggled physically towards the end of the contest
Swiatek hit 33 unforced errors in a dismal 6-4 6-2 defeat.
'I think this tournament was the first tournament this year that I went in trying to win for myself, and I think that was the difference in my mentality'
Tennis Australia said the ITIA confirmed the breach related to the use of a prohibited method rather than the presence of a prohibited substance.
Sinner unclear about CAS case ahead of Australian Open defence
Swiatek made the most of Kasatkina's string of unforced errors, peppering court Philippe Chatrier with winners.
Images from the women's singles final at the French Open, in Paris, on Saturday.
Jannik Sinner begins his Australian Open title defence against Nicolas Jarry while women's champion Aryna Sabalenka takes on 2017 U.S. Open winner Sloane Stephens
After successfully defending her Australian Open trophy in January, Aryna Sabalenka won the US Open crown in September for her third Grand Slam title.
Swiatek is on a remarkable 34-match winning streak On the other side, Gauff has developed into a solid claycourt player
Ash Barty has become the first local woman to reach the final of an Australian Open in 42 years.
Iga Swiatek's maiden triumph at the US Open extended her lead to almost twice as many points as the second-ranked Ons Jabeur
Aryna Sabalenka took a step closer to a first trophy of the year before her Australian Open title defence begins later this month.
Here is what you need to know about the year's Australian Open:
Good things come to those who wait as the saying goes -- but Madison Keys's wait may have seemed interminable.
Pole says she feels much better prepared to handle the pressure of her latest career milestone.
Sinner gives the impression of a player with all the answers against whoever he comes up against, but the off-court questions he is likely to face about the doping case that surfaced in August might be harder to shrug off.
From bold colour-blocking to sleek silhouettes, US Open 2024's collections feature the latest trends in tennis fashion.
Images from Day 3 of the 2023 French Open at Roland Garros in Paris on Tuesday.
Swiatek's last defeat on clay came in the WTA 1000 event in Madrid against Australian Barty, who elected not to defend her 2019 French Open title last year due to the COVID-19 pandemic.
A summary of Thursday's action at the US Open.
Paula Badosa overcame a slow start to take down Belarusian top seed Aryna Sabalenka after Maria Sakkari continued her dominance of Iga Swiatek in the round-robin stage of the WTA Finals in Guadalajara, Mexico on Thursday.
Images from Day 7 of the 2022 French Open at Roland Garros in Paris on Saturday.
Images from Day 12 of the French Open, at Roland Garros, in Paris.
Swiatek downs Gauff to meet Sabalenka in Italian Open final
Iga Swiatek on Thursday called for the sport's governing bodies to provide players with more tools to combat online abuse
Images from Day 10 of the 2022 Australian Open in Melbourne on Wednesday.
Carlos Alcaraz will be backed to extend his winning run at the Grand Slams to 16 matches following triumphant French Open and Wimbledon campaigns.
Australian tennis great Rod Laver said that watching Nadal compete had been a privilege.
Poland's red-hot world number one Iga Swiatek did not drop a game in her Saturday singles match against Romania's Andreea Prisacariu, sending Poland through to November's Billie Jean King Cup finals in decisive fashion.
'Neither I nor members of my team have symptoms of coronavirus. We carry out tests regularly. We will quarantine ourselves in accordance with current procedures'
Images from Day 5 of the 2023 Australian Open at Melbourne Park on Friday.
Zverev had surgery on torn ligaments in his right ankle this month after he was forced to retire from his French Open semi-final against Rafael Nadal.
IMAGES from Day 2 of the Wimbledon Championships from the All England Lawn Tennis and Croquet Club, London, on Tuesday.