Novak Djokovic’s latest bid to win a 100th career title has ended in another stunning defeat.

Novak Djokovic, Jannik Sinner, Aryna Sabalenka and Coco Gauff are among 20 leading tennis players who have signed a letter sent to the heads of the four Grand Slam tournaments seeking more prize money and a greater say in how events are run.

Jakub Mensik outdueled Novak Djokovic in two tiebreakers 7-6 (4), 7-6 (4) to win the Miami Open for his first ATP title.

Aryna Sabalenka entered the Miami Open final against Jessica Pegula with 18 career titles on her elite resume.

It’s a huge weekend for sports fans and music lovers.

Novak Djokovic had some company for another Miami Open victory.

Novak Djokovic is finding a higher gear in South Florida after a sluggish start to 2025.

Iga Swiatek has been given extra security protection at the Miami Open after being verbally attacked during a practice session by a man who had sent the five-time Grand Slam champion harassing messages via social media, according to BBC Sport.

Four-time Grand Slam champion Carlos Alcaraz says he was unaware there would be a class-action lawsuit filed in U.S. federal court against some of the groups that run tennis and made clear that he does not back the effort by the players’ association co-founded by Novak Djokovic.

The Miami Open is underway this week, bringing some of the biggest names in tennis to South Florida for one of the sport’s premier events.

Iga Swiatek has offered a revealing look at her emotional state in recent months and discussed online criticism she received for nearly hitting a ball boy during a match last week.

Coco Gauff heads to the Miami Open this week after celebrating her 21st birthday and going through a bit of a tough patch this season.

Excitement is building as the Miami Open kicks off in just two days, with thousands of fans expected to gather at Hard Rock Stadium to watch some of the world’s best tennis players compete.

Naomi Osaka put Japan a step away from reaching the Billie Jean King Cup Finals with a 6-2, 7-6 (5) victory over Kazakhstan’s Yulia Putintseva.

Two-time Grand Slam champion Simona Halep tells The Associated Press she was nervous while flying to her first tennis tournament in 1 1/2 years.

Danielle Collins powered to her second straight WTA title, following her Miami Open victory last week with the Charleston Open championship on Sunday.

Danielle Collins had the perfect send-off at her final Miami Open, beating Elena Rybakina 7-5, 6-3 on Saturday to capture the title in her home state before an adoring crowd that included Andre Agassi and Martina Navratilova.

Jannik Sinner is starting to dominate.

Australian Open champion Jannik Sinner won his 20th match of the year to reach the Miami Open semifinals for the third time in the past four years with a victory over Tomas Machac.

Defending Miami Open champion Daniil Medvedev won his 350th career match to reach the quarterfinals with a victory over Dominik Koepfer.

Three-time Grand Slam champion Andy Murray said he sustained a serious ankle injury at the Miami Open and expects to be out an extended time.

Top-ranked Iga Swiatek and U.S. Open champion Coco Gauff have been knocked out of the Miami Open.

Third-ranked Coco Gauff came from behind in the first set to beat Océane Dodin and advance to the fourth round of the Miami Open for the second time in her career.

Playing four days after the death of a former hockey player she dated, Aryna Sabalenka beat Paula Badosa 6-4, 6-3 on Friday in the second round of the rain-soaked Miami Open.

Andy Murray won another lengthy match with Matteo Berrettini, who appeared weary and leaned on his racket to keep his balance during Murray’s 4-6, 6-3, 6-4 victory Wednesday at the Miami Open.

Miami Open tournament director and former Top 10 player James Blake was fined $56,250 for violating tennis’s rules about betting sponsorship, the International Tennis Integrity Agency announced Wednesday.

A 39-year-old woman was arrested last week, months after she allegedly robbed a man of his nearly million-dollar Richard Mille watch during the Miami Open tennis tournament at Hard Rock Stadium in Miami Gardens.

Russian tennis player Vera Zvonareva has been banned from entering Poland, the country's Ministry of the Interior says.

Twelfth-seeded Petra Kvitova won the Miami Open in her 13th appearance, beating seventh-seeded Elena Rybakina with a marathon tiebreaker in a 7-6 (14), 6-2 victory Saturday.

Sorana Cirstea advanced to her first semifinal of a WTA 1000 event in a decade, beating Australian Open champion Aryna Sabalenka 6-4, 6-4 at the Miami Open.

The Miami Open is officially open for business. The annual tennis tournament is underway with qualifying matches at Hard Rock Stadium.

Iga Swiatek has moved up one spot to the top of the WTA rankings and is the first tennis player from Poland to be No. 1 in the sport.

U.S. Open champion Daniil Medvedev says he expects to be sidelined for one to two months after having hernia surgery.

Naomi Osaka is playing her first final in more than a year on Saturday, which sounds like a comeback story.

Naomi Osaka has reached a championship match for the first time since the 2021 Australian Open.

Nick Kyrgios lost his cool, then a point, then a game and then the match.

Making the quarterfinals at a tournament used to be no big deal for Naomi Osaka.

Naomi Osaka was greeted by some cheers when she walked onto the court.

Rafael Nadal is still perfect.

Naomi Osaka’s agent says the four-time Grand Slam champion will sit out Wimbledon and compete at the Tokyo Olympics.

No. 1-ranked Ash Barty has won her second successive Miami Open championship when No. 8-seeded Bianca Andreescu got hurt and retired while trailing during the second set.

Italian Jannik Sinner has advanced to the Miami Open final by beating Roberto Bautista Agut in three sets.

Maria Sakkari, of Greece, reacts after winning a point against Naomi Osaka, of Japan, during the quarterfinals of the Miami Open tennis tournament, Wednesday, March 31, 2021, in Miami Gardens, Fla. Sakkari won 6-0, 6-4. (AP Photo/Lynne Sladky)MIAMI – As Naomi Osaka's 23-match winning streak neared an end Wednesday, she paused before serving to crane her neck and study the sky, as if seeking intervention from above. 23-seeded Maria Sakkari, who upset Osaka 6-0, 6-4 in the quarterfinals of the Miami Open. Good job.”Osaka made just 41% of her first serves and paid a price, because Sakkari aggressively attacked the second set. “I just did what I had to do.”Osaka took a 40-0 lead in the opening game, but didn’t win another point on her serve until the second set.

Barty didn't wilt, ousting Sabalenka 6-4, 6-7 (5), 6-3 for her third three-set win in four matches at the tournament. Medvedev beat Tiafoe 6-4, 6-3, and has gone 10-1 in sets against the American in their past four head-to-head matchups. Ad“Everywhere in the world there are different conditions and at times it suits you more than other places,” Barty said. Medvedev had 11 aces and showed no signs of wear, two days after cramping in the heat during a third-round win. 21 seed Jannik Sinner of Italy in the quarterfinals; Sinner advanced with a 6-3, 6-2 win over Emil Ruusuvuori of Finland.

Ashleigh Barty of Australia, returns to Victoria Azarenka of Belarus, during the Miami Open tennis tournament, Monday, March 29, 2021, in Miami Gardens, Fla. (AP Photo/Marta Lavandier)MIAMI – Ash Barty is tough to beat under any circumstances, especially when she’s on the ropes. The world’s top-ranked player has reached the Miami Open quarterfinals, getting there by holding off 14th-seeded Victoria Azarenka of Belarus 6-1, 1-6, 6-2. This, too, was cool: The match lived up to its showdown potential, with the reigning Miami Open champion and current world No. 1 in Barty facing someone who has won the Miami title three times and a previous world No. Svitolina will play unseeded Anastasija Sevastova of Latvia in the quarters; Sevastova was a 6-1, 7-5 winner over wild-card Ana Konjuh of Croatia.

Daniil Medvedev, of Russia, walks gingerly to the net after defeating Alexei Popyrin, of Australia, during the Miami Open tennis tournament, Sunday, March 28, 2021, in Miami Gardens, Fla. (AP Photo/Wilfredo Lee)MIAMI – Daniil Medvedev could barely walk, much less run. The top-ranked Medvedev held his final two service games despite being hobbled by cramps and beat Alexei Popyrin 7-6 (3), 6-7 (7), 6-4 in the third round at the Miami Open. “Winning a Grand Slam final in straight sets doesn’t feel the way I felt after the match point today,” he said with a grin. Medvedev failed to convert three match points in the second set after taking a 5-2 lead. When Popyrin misfired on a backhand on the final point, Medvedev shuffled to the net with a smile that turned into a wince.

Stefanos Tsitsipas of Greece returns to Damir Dzumhur of Bosnia during the Miami Open tennis tournament, Saturday, March 27, 2021, in Miami Gardens, Fla. (AP Photo/Marta Lavandier)MIAMI – For tennis up-and-comers like Stefanos Tsitsipas, the draw at the Miami Open began to look a lot less daunting even before the tournament began. “It’s a first test to see how it is playing without them,” Tsitsipas said after his third-round victory Saturday. 2-seeded Tsitsipas is among those with the best chance to take advantage, and he looked the part against Damir Dzumhur, winning 6-1, 6-4. “I created a lot of opportunities with my serve — I wasn’t rushing at all, finding the right angles and executing it perfectly,” Tsitsipas said. In women's play, top-ranked Ash Barty and three-time champion Victoria Azarenka advanced to a round of 16 showdown.

FILE - In this Jan. 30, 2020 file photo, Switzerland's Roger Federer serves to Serbia's Novak Djokovic during their semifinal match at the Australian Open tennis championship in Melbourne, Australia. Federers agent tells The Associated Press, Sunday, Dec. 27, that the 20-time Grand Slam champion is withdrawing from the Australian Open. (AP Photo/Dita Alangkara, File)Roger Federer is withdrawing from this month’s Miami Open so he can spend extra time preparing to “work his way back out on tour,” his agent told The Associated Press on Monday. “After Doha and maybe Dubai, (Federer) will go back and do a training block to continue to slowly work his way back out on tour,” Godsick wrote. Federer beat John Isner 6-1, 6-4 in the final to win the Miami Open in 2019, the last time it was held.

All rights reserved)Naomi Osaka and Serena Williams are lined up to compete in the Miami Open at Hard Rock Stadium. MIAMI GARDENS, Fla. – The Miami Open announced the field for next month’s event, and it will be star-studded. Serena Williams, Naomi Osaka, Roger Federer, Novak Djokovic, Rafael Nadal and a host of other stars headline this year’s entrants. Djokovic and Osaka are coming off Australian Open titles last weekend. The Miami Open begins play in front of a limited number of fans March 22 at Hard Rock Stadium.

Boston College forward Andrew Kenny (23), who joined the team as a walk-on, congratulates teammates during the second half of an NCAA college basketball game against Wake Forest, Wednesday, Feb. 10, 2021, in Boston. (AP Photo/Charles Krupa)The Latest on the effects of the coronavirus outbreak on sports around the world:___The Boston College men’s basketball game at Georgia Tech scheduled for Wednesday has been postponed. The Atlantic Coast Conference said the postponement was due to the continued quarantines and contact tracing within the Boston College program. Boston College is 3-13 overall and 1-9 in the ACC. The Flyers are scheduled to face Boston on Sunday outdoors at Lake Tahoe as part of a league event.

Italian tennis player Simone Bolelli, left, and Argentina's Maximo Gonzalez are escorted to their training session in Melbourne, Australia, Monday, Jan. 18, 2021. The number of players in hard quarantine swelled to 72 ahead of the Australian Open after a fifth positive coronavirus test was returned from the charter flights bringing players, coaches, officials and media to Melbourne for the season-opening tennis major. Some players have expressed anger at being classified as close contacts merely for being on board those flights with people who later tested positive. But local government, tennis and health authorities have said all players were warned of the risks in advance. The Australian Open starts Feb. 8 following a week of warmup tournaments at Melbourne Park and the ATP Cup.

Health authorities confirmed there'd been three positive tests for COVID-19 returned on Saturday, and another on Sunday. The Australian Open starts on Feb. 8. Kei Nishikori, the 2014 U.S. Open runner-up, and two-time Australian Open champion Victoria Azarenka were among a group of players who arrived on the flight from Los Angeles. Also, Americans Madison Keys and Tennys Sandgren returned positive tests, but Sandgren was given permission to fly after Australian health authorities determined he was no longer contagious though still shedding viral particles. South Australia health officials “confirmed that there is no one who has an active COVID-19 infection in the entire tennis cohort based in Adelaide,” the Australian Open said on Twitter.

MIAMI-DADE COUNTY, Fla. – After the Florida Department of Health announced the first COVID-19 case in Miami-Dade County on Wednesday night, Miami-Dade Mayor Carlos A. Gimenez said the patient was recovering at home. Epidemiologists have reported the respiratory illness affects patients differently, and while some patients can be asymptomatic, others can die. Two COVID-19 patients have died in Florida. Public health officials reported the Miami-Dade County patient is a 56-year-old man and his case is related to a recent trip. Public health officials also announced the positive COVID-19 cases in Florida surged to 31, including a new case in Broward County.

Gauff will be the 12th youngest overall to play at the Wimbledon main draw, but the 11 others didn't make it through qualifying. The last 15-year-old to compete through a wild card slot at Wimbledon was Laura Robson in 2009, a British player who'd won Junior Wimbledon the year before. This year, she became the youngest woman to win a Grand Slam qualifying match in the French Open. If Gauff were to win Wimbledon this year, she'd be the youngest ever. Back in 1887, Charlotte "Lottie" Dod, at 15 years and 285 days old, set the record for the youngest woman to ever win a singles title at Wimbledon.