Reigning champion and top seed Angelique Kerber was knocked out of the fourth round of the Australian Open on Sunday, losing 6-2, 6-3 to American Coco Vandeweghe on Rod Laver Arena.
Top seed Serena Williams overcame a week fighting jet-lag to beat fellow American Coco Vandeweghe 7-5, 6-3 to retain the Stanford Classic title on Sunday.
Wimbledon champion Serena Williams advanced to the Stanford Classic final after she crushed Sorana Cirstea 6-1, 6-2 on Saturday and will meet fellow American Coco Vandeweghe who made her first WTA final after she overpowered Yanina Wickmayer 6-2, 3-6, 6-2.
"What I experienced, what I felt from her moving around in between my serving motion was not, I don't think, sportsmanlike, in my opinion," American Coco Vandeweghe claimed after her quarter-final loss
Coco Vandeweghe thrives on team play and said on Wednesday she hopes to cap a breakthrough season by leading the United States to victory over Belarus in this weekend's Fed Cup final.
Vandeweghe's quest for maiden Slam title at Australian Open continues
Venus Williams drew on the experience of 73 grand slam campaigns to come from a set down for a 6-7(3) 6-2 6-3 victory over fellow American Coco Vandeweghe on Thursday to set up a possible Australian Open final against her sister Serena.
Flushing Meadows semi-finalist Vandeweghe will take on the winner of the contest between fifth seed Karolina Pliskova and Estonia's Anett Kontaveit in Sunday's final.
Karolina Pliskova won her first title of the year on Sunday with a 7-6(2), 6-4 victory over American CoCo Vandeweghe in the final of the Porsche Tennis Grand Prix.
Indian tennis star Sania Mirza and her new Czech partner Barbora Strycova have been seeded seventh at the WTA Western and Southern Open, one of the two events in tune-up to the US Open.
Images from all the action on Day 5 of the Australian Open
A golden moment for Australian Ashleigh Barty and American CoCo Vandeweghe was tinged with disappointment when tournament officials did not let them speak to the crowd after winning the U.S. Open women's doubles final on Sunday.
Brazil's Bruno Soares, fuelled by numerous cups of coffee, produced a doubles double on Sunday when he and Russian partner Elena Vesnina won the Australian Open mixed doubles title on Rod Laver Arena.
India's Sania Mirza and her partner Coco Vandeweghe of United States were knocked out in the first round of the US Open women's doubles, in New York, on Friday.
Coco Vandeweghe blasted her way into her first grand slam semi-final with a dominant display of power tennis to destroy French Open champion Garbine Muguruza 6-4, 6-0 at the Australian Open on Tuesday.
Kristina Mladenovic and Richard Gasquet beat Coco Vandeweghe and Jack Sock of the United States on Saturday to win France's second Hopman Cup title in Perth.
Aryna Sabalenka and Coco Gauff resume their simmering rivalry on the pristine lawns of London.
Madison Keys beat fellow American CoCo Vandeweghe for the second time in eight days with a 6-4, 3-6, 6-3 victory on Monday to reach the second round of the Cincinnati Open.
The Indo-American pair of Sania Mirza and Rajeev Ram made a first round exit from the US Open mixed doubles event after losing to Dayana Yastremska from Ukraine and Australia's Max Purcell.
Venus Williams's renaissance year continued on Tuesday when she downed Petra Kvitova 6-3, 3-6, 7-6(2) in an electrifying atmosphere to set up an all-American US Open semi-final against Sloane Stephens.
Maria Sharapova made it a remarkable 20 victories from 23 grand slam quarter-finals but was pushed all the way at Wimbledon on Tuesday by feisty American Coco Vandeweghe before emerging a 6-3, 6-7(3), 6-2 winner.
Serena Williams marched into the second round of the US Open on Tuesday and despite being seeded only fourth at Flushing Meadows, the American is in no doubt she is the world's best player.
Maria Sharapova, Serena Williams and Andy Murray were the big names to win on Monday and advance to the quarter-final of the Wimbledon.
Despite her poor recent track record against her sister Serena, Venus Williams will not just be "hanging out" in her first Grand Slam final in nine years at the Australian Open on Saturday.
Venus Williams said she was by no means finished yet after swatting aside Anastasia Pavlyuchenkova to march into the semi-finals of the Australian Open for the first time since 2003 on Tuesday.
India's Rohan Bopanna and his partner Gabriela Dabrowski fought hard before crashing out in the mixed doubles quarter-finals at the US Open, on Monday.
Images from all the action on Day 9 of the Australian Open at Melbourne Park on Tuesday
Top seed Rafael Nadal pulled out of this week's Mexican Open in Acapulco after aggravating the leg injury that forced him out of the Australian Open last month.
Maria Sharapova and world No 1 Serena Williams haven't played each other at the Wimbledon Championships since their Round of 16 clash in 2010.
PHOTOS from day two of the Wimbledon championships at the All England Lawn Tennis and Croquet Club in London on Tuesday.
Unseeded Sloane Stephens got the better of fellow-American Venus Williams in a thrilling contest to make it to her first Grand Slam final, at the US Open, in New York, on Thursday.
India's Sania Mirza and Rohan Bopanna progressed with their respective partners but Leander Paes' campaign ended after the veteran suffered a second-round defeat with Martina Hingis in the mixed doubles at the US Open.
Grand Slam finalists Garbine Muguruza and Roberta Vinci stormed into the last four of the Wuhan Open in China on Thursday while Venus Williams ended the giant-killing run of Briton Johanna Konta.
Roger Federer and Rafael Nadal are just one step away from a US Open semi-final clash but both face tricky challenges to set up what would be their maiden encounter at Flushing Meadows.
Caroline Wozniacki became the biggest name to fall at the BNP Paribas Open.
Rediff.com presents the early surprises at the year's first Grand Slam.
Serena and Venus Williams rolled back the years as they swept through their last four clashes to set up a retro family final at the Australian Open on Thursday, their ninth meeting in a grand slam title-decider.
Sania Mirza entered the women's doubles semi-finals and set up a high-intensity clash against Leander Paes in the mixed doubles after both the Indians made the quarter-finals with their respective partners in the Australian Open in Melbourne.
India's Sania Mirza and her Swiss partner Martina Hingis stormed into the US Open women's doubles final following a 6-4, 6-1 win over 11th seeded Italians Sara Errani and Flavia Pennetta in New York, on Wednesday night.
Indian tennis stars Leander Paes, Sania Mirza and Rohan Bopanna made a rampaging start to their campaign at US Open as they advanced to the second round of the US Open along with their respective partners after notching up contrasting wins at Flushing Meadows, in New York.