Zverev twisted his ankle as he tried to retrieve a shot in the 12th game of the second set
Serena Williams said she would have faced far harsher punishment had she engaged in similar behavior to Zverev
Penpix of the top men's contenders at the 2021 French Open which begins on Sunday:
Germany captain Michael Kohlmann was pleased to make 'positive history' after their first win over France in 84 years.
The match marked world number two Medvedev's ninth win in a row at the ATP Finals and he improved his head-to-head record over Ruud to 3-0.
Earlier, title holder Borna Coric beat American Sebastian Korda 7-6 (5), 6-4, while another home hope Taylor Fritz survived a first-set thriller to beat Czech Jiri Lehecka 7-6 (14), 6-2.
Earlier in the day, Croatia's Borna Coric said he has tested positive for coronavirus. He became the second player to test positive for COVID-19 after Bulgaria's Grigor Dimitrov.
Defending champion Iga Swiatek made it to her third final in four years at Roland Garros.
Debutant Stefanos Tsitsipas crushed defending champion Alexander Zverev 6-3, 6-2 on Wednesday to book his place in the last four of the ATP Finals with a match to spare.
Alexander Zverev suffered a surprise defeat against Frenchman Ugo Humbert
Holder Stefanos Tsitsipas moved into the Monte Carlo Masters quarter-finals with a 7-5, 7-6(1) victory over Laslo Djere on Thursday while fourth seed Casper Ruud was knocked out in straight sets by Grigor Dimitrov.
World No. 1 Novak Djokovic remained at the top of the rankings chart
The 13-time French Open champion is chasing a record-extending 22nd men's Grand Slam title. But time may be running out for Rafa who has been suffering from a chronic foot injury that had put his participation at the clay court major in doubt.
Carlos Alcaraz crashed to a humbling 6-3 7-6(4) defeat by Hungarian qualifier Fabian Marozsan in the third round of the Italian Open.
Novak Djokovic was unexpectedly beaten by fifth-ranked Alexander Zverev, quashing his hopes of winning an Olympic singles gold medal, the only major honour missing from his long list of accolades.
Alexander Zverev booked his place in the last four of the ATP Finals where he will face world number one Novak Djokovic after a 6-2, 6-4 win over Hubert Hurkacz in Turin on Thursday.
Daniil Medvedev handed Novak Djokovic his first loss of the year, defeating the world no. 1 6-4, 6-4 in Dubai.
Russian Andrey Rublev has become the fifth singles player to qualify for the season-ending ATP Finals in Turin next month, the men's tour said.
Italy sealed a place in the semi-finals of the ATP Cup by winning both singles matches against France
Rafael Nadal's preparations for his Australian Open title defence got off to a wobbly start as Cameron Norrie handed him a 3-6, 6-3, 6-4 defeat in the United Cup on Saturday to give Britain a 1-0 lead.
Top seed Rafael Nadal's bid for a maiden Paris Masters title was halted on Saturday when the Spaniard was beaten 6-4, 7-5 in the semi-finals by German fourth seed Alexander Zverev.
Federer and Nadal had both opted out of this year's tournament, while Djokovic exited in the fourth round after an infamous swat of his racket sent a tennis ball into a line judge's neck.
Zverev's brother Mischa Zverev was also eliminated, going out 6-3, 6-1 to David Ferrer in the first round, while Kei Nishikori eased to a 7-5, 6-2 win over Taylor Fritz to secure a place in the third round.
The 24-year-old, who has yet to win a Grand Slam title, was in stunning form as he defeated Russian Karen Khachanov 6-3, 6-1 to become the first German man to win a singles Olympic gold.
Nadal was the favourite and top seed having lifted the Barcelona Open trophy last month but played below par on a sweltering spring day.
Evans, who recovered from illness to be part of the $15 million prize money event, showed his battling qualities to overcome Ramos-Vinolas
A glance at the scoreboard in the third set pushed Alexander Zverev to raise the level of his play
Images from the French Open quarter-final between Rafael Nadal and Novak Djokovic at Roland Garros on Tuesday.
Zverev made more headlines off the court than on it last year.
Images from Day 9 of the 2023 French Open at Roland Garros in Paris on Monday.
A double fault earned the Russian his eighth ATP title after two hours and seven minutes.
World number seven Alexander Zverev has said he is still unsure about travelling to New York amid the COVID-19 pandemic to play in the US Open. Women's world number one Ash Barty and her fellow Australian Nick Kyrgios have said they are skipping the hardcourt Grand Slam, which starts on August 31 and will be played without spectators in a bio-secure 'bubble'.
The 21-year-old German became only the fifth active player to win at least three Masters 1000 titles -- joining the 'big four' of Rafael Nadal, Roger Federer, Novak Djokovic and Andy Murray.
Casper Ruud has become the first Norwegian to book a place in the season-ending ATP Finals, leaving one spot to be filled at the tournament in Turin, Italy later this month.
Zverev was left wondering why he has been struggling to get into his matches
Novak Djokovic marked his return to Serbia, after being stranded in the Spanish resort of Marbella for two months due to the coronavirus lockdown, by announcing that he has organised an event which will be contested across the Balkans. When the world number one had travelled to Marbella with his family in mid-March to visit his younger brother Marko, he had no idea it would be another two months before he could return to his homeland on Sunday.
Rafa Nadal returned from an injury layoff to beat Miomir Kecmanovic 6-1 7-6(4) on Wednesday
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.
Australian Nick Kyrgios has hit out at Alexander Zverev after a video appeared to show the German dancing at a crowded club on Sunday despite the world No. 7 pledging last week he would be self-isolating. The video was posted on Instagram by German designer Philipp Plein and later deleted. There was no indication when the video was taken.
Coco Gauff rallied from a break down in the final set to beat Swede Rebecca Peterson and reach the Indian Wells quarter-finals for the first time