Mattek-Sands was playing Romania's Sorana Cirstea on outside Court 17 when she appeared to slip as she approached the net at the beginning of the third set then collapsed awkwardly to the grass.
Rohan Bopanna and Florin Mergea breezed into the pre-quarter-finals of the men's doubles at the Australian Open, beating Lukas Dlouhy and Jiri Vesely, on Friday.
Aseem Chhabra watched some great films and some huge disappointments in 2020.
With last year's French Open, her first Grand Slam title, under her belt, Simona Halep decided that 2019 would be "a chill year". Then, on Saturday, she stepped on to Wimbledon's Centre Court and obliterated the great Serena Williams 6-2, 6-2 in 56 minutes to win the final.
News of all that's transpired on and off the football field
Bosnia-Herzegovina have qualified for their first World Cup finals as an independent nation after they finished top of Group G with a 1-0 win over Lithuania.
Olivier Giroud said he had breathed a sigh of relief after scoring the first goal in Euro 2016 and wished the boos he has faced throughout his career would now go away. The France striker, who opened the scoring with a brave header in Friday's 2-1 win over Romania on Friday, now has eight goals from his last eight games for the national team. Giroud, who has scored 18 goals for France, is the team's most prolific striker since Didiers Deschamps took over as coach in 2012. "My statistics speak for themselves," Giroud told a news conference at France's training camp outside Paris on Saturday. "People say I get better through adversity but I'd be happy to live without all the mudslingers," he added.
Germany's Angelique Kerber breezed past American Madison Keys in straight sets to enter the Australian Open semi-finals in Melbourne on Wednesday. The 2016 champion easily won 6-1, 6-2 in just 51 minutes.
Daniel Verley, 26, was charged with reckless endangerment, reckless operation of a drone and operating a drone in a New York City public park outside of a prescribed area for doing so, according to police reports.
Images from Day 2 of the French Open matches played at Roland Garros on Monday
Former US Open champion Del Potro fired down 11 aces and did not face a break point during the one hour, 33 minutes match.
Azeri champions Qarabag took a big step towards the playoff round with a 2-1 win at Cypriot side APOEL but Dinamo Zagreb left their progress hanging in the balance after the Croats played out a 1-1 home draw against Hungary's Ferencvaros.
India endured a medal-less outing at the Youth Olympics after the gold rush of the previous three days as the women's hockey team lost to Argentina and rising table tennis player Archana Kamath went down in the bronze medal match in Buenos Aires.
Awesome images from the world of Sport 2018.
The company handed kickbacks to foreign govt officials in return for software contracts.
Hima Das scripted history on Thursday by becoming the first Indian woman to win gold at the IAAF World Under-20 Athletics Championships. The 18-year-old, a pre-event favourite, won the women's 400 metres final on the third day of competition in Tempere, Finland, clocking 51.46 seconds.
Rohan Bopanna and his Romanian partner Florin Mergea scraped past Colombian duo of Juan Sebastian Cabal and Robert Farah in a tough three setter to reach the men's doubles quarterfinals of the Paris Masters on Thursday.
A look at the top tweets from your favourite Bollywood celebrities.
The Indian ace beat Magda Mihalachel of Romania in the semi-final of the US $25,000 ITF women's tournament in Nigeria
Sania Mirza and Martina Hingis of Switzerland stormed into the semi-finals of the Rome Masters with a straight-set victory over Julia Goerges and Silvia Soler-Espinosa on Thursday.
Rafael Nadal thumped Canada's Milos Raonic while to capture his eighth ATP title this season while Serena Williams crushed Romania's Sorana Cirstea in the final of the Rogers Cup on Sunday.
Police intervened to halt skirmishes involving British soccer fans and locals in the port city of Marseille overnight, just hours before the Euro 2016 championship opens in France.
Spain's World No 5 Rafael Nadal has been ruled out of opening singles rubber against India in their Davis Cup World Group play-off in New Delhi on Friday.
IMAGES from Day 8 of the French Open, at Roland Garros, on Sunday.
The Indian pair of Purav Raja and Divij Sharan upstaged the 15th-seeded Austrian-Croat combo of Oliver Marach and Mate Pavic to enter the men's doubles pre- quarterfinals of the French Open.
World number one Simona Halep was upset 6-2, 6-4 by unseeded Estonian Kaia Kanepi in the U.S. Open first round on Monday, the second consecutive year the Romanian has lost her opening match at Flushing Meadows.
Rohan Bopanna and Florin Mergea had to be content with a runners-up finish at the ATP Apia International after losing the summit clash to Bruno Soares and Jamie Murray in Sydney.
Raul Oaida from Bucharest used his pocket money to build the first-of-its-kind engine in three years.
Romanian fifth seed Simona Halep advanced to the third round of the U.S. Open with a 6-3 6-4 win over Lucie Safarova on Thursday in the first full match played under a closed roof at Arthur Ashe Stadium. The $150 million retractable roof was installed ahead of this year's tournament and guaranteed there would be at least some action on a muggy and overcast Day Four at the year's final grand slam.
Sania Mirza and Liezel Huber were made to work hard by Darija Jurak and Heather Watson before making the quarter-finals in the WTA Aegon International, in Eastbourne, on Tuesday.
Novak Djokovic and Serena Williams were named men's and women's world champions for 2015 by the International Tennis Federation on Tuesday. The Serb ended the year as men's world number one for the fourth time after taking three majors - the Australian, Wimbledon and US Open, as well as finishing runner-up to Stan Wawrinka in the French. Williams also narrowly missed a calendar-year grand slam, winning the Australian, French and Wimbledon and reaching semi-final at US Open.
The Euro 2020 soccer Championship, trumpeted as a continent-wide feast of football from Dublin to Baku to mark UEFA's 60th anniversary, was postponed for a year on Tuesday as the coronavirus pandemic claimed its biggest sporting casualty yet. Europe's flagship tournament, staged every four years and second only to FIFA's World Cup in terms of prestige in soccer, will now be staged from June 11 to July 12, 2021.
Arsenal teenager Bukayo Saka scored his first goal for the club as they beat 10-man Eintracht Frankfurt 3-0, while Manchester United's 17-year-old Mason Greenwood secured a 1-0 win over FC Astana as the Europa League group stage began on Thursday.
India's Rohan Bopanna and his Romanian partner Florin Mergea failed to cross the final hurdle at this year's Madrid Masters.
Images from the French Open women's semi-final matches played at Roland Garros on Thursday
India's Sania Mirza and her Swedish partner Robert Lindstedt lost in the first round of the mixed doubles at the French Open, suffering a shocking straight-set defeat at the hands of Cara Black and Aisam-ul-Haq Qureshi, in Paris on Friday. The top seeded Indo-Swede combination was no match for their unseeded opponents and lost 2-6, 3-6 in a little under an hour.
Novak Djokovic and Serena Williams were named men's and women's world champions for 2015 by the International Tennis Federation.
The Championships that commenced on August 2, will go on till August 12. And over the last four days the action has been incredible. As the saying goes, pictures speak louder than words, Rediff.com brings you some exhilarating action from the ongoing European Championships...
Former Romanian tennis player Ilie Nastase will not be welcome at this year's Wimbledon championships and could be stopped at the gate if he tries to attend.