Venus Williams and CoCo Vandeweghe won the opening singles matches to give holders the United States a commanding 2-0 lead in their Fed Cup World Group opener against the Netherlands in Asheville, North Carolina on Saturday.
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.
Here is a player profile, a look at the form and records of American Madison Keys and compatriot Sloane Stephens ahead of Saturday's US Open final (prefix number denotes seeding)
Federer, who skipped the entire clay court season after winning the Australian Open and claiming titles at Indian Wells and Miami this year, will next play defending champion Florian Mayer who beat Frenchman Lucas Pouille in three sets.
Other nominees for the prize are Angelique Kerber (Germany), Petra Kvitova (Czech Republic and Caroline Wozniacki (Denmark).
Barty's best performance for Heat came against Melbourne Stars, scoring a quickfire 39 off 27 balls. She went onto amass 68 runs in seven innings in the tournament before switching her focus back to tennis.
Maria Sharapova, Serena Williams and Andy Murray were the big names to win on Monday and advance to the quarter-final of the Wimbledon.
Garbine Muguruza officially became the world number one as the Women's Tennis Association (WTA) updated the rankings on Monday.
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 5 of the Australian Open
PHOTOS from day seven of the Wimbledon championships at the All England Lawn Tennis and Croquet Club in London on Monday
Mertens fell to the court and Sabalenka looked to the sky in disbelief before they embraced.
Caroline Wozniacki became the biggest name to fall at the BNP Paribas Open.
World number one Rafael Nadal begins his French Open title defence, on Monday, with a clash against Italy's Simone Bolelli on Court Philippe-Chatrier.
India's Sania Mirza and her doubles partner Barbora Strycova from Czech Republic notched up a hard-fought win over Gabriela Dabrowski and Maria Jose Martinez Sanchez to advance to the third round of the Wuhan Open tennis tournament in Wuhan on Tuesday. The Indo-Czech pair, who clinched their second title last week at the Pan Pacific Open in Tokyo, edged out their Canadian-Spanish rivals 3-6, 6-3, 10-5 in the second round match that lasted for an hour and 15 minutes.
Zverev, who is looking for his fourth tournament win of the year, needed only 64 minutes to defeat Nishikori and move into the final in WashingtonDC where he will play Kevin Anderson after the South African beat Jack Sock by the same score.
India's Sania Mirza and her Czech partner Barbora Strycova defeated unseeded pair of Canada's Gabriela Dabrowski and Spain's Maria Jose Martina Sanchez 4-6, 6-3, 10-5 to enter the Toray Pan Pacific Open final, in Tokyo on Friday.
Sania, the country's finest woman doubles player, who began the year with the number one ranking, closed it at number 9.
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.
Seeing world number 50 Mischa Zverev and wildcard Denis Istomin upset the top two players in the world at Melbourne Park shows more players believe they can take shake up the established order and that can only be good for tennis, says Roger Federer.
The Indian tennis ace will team up with Barbora Strycova of the Czech Republic, while Martina to pair with Coco Vandeweghe of the United States.
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.
India's Sania Mirza continued to stay on top of the WTA women's doubles ranking following her recent victory in the Pan Pacific Open in Tokyo.
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.
PHOTOS from day seven of the Wimbledon championships at the All England Lawn Tennis in London on Tuesday.
World number one Karolina Pliskova needed just 46 minutes to defeat American Jennifer Brady 6-1, 6-0 at Arthur Ashe Stadium and punch her ticket to the quarter-finals at the US Open on Monday.
Sania Mirza was the only Indian left competing in the Western and Southern Open by reaching the semi-finals as Leander Paes and Rohan Bopanna were ousted from the men's doubles with their respective partners in Cincinnati.
World No 1 Serena Williams kept her Wimbledon title defence on track on Sunday, downing Germany's Annika Beck 6-3, 6-0 with a crushing display of power and booming serves.
The Serbian second seed's match against France's Adrian Mannarino was delayed because of the epic five-setter between Gilles Muller and Rafael Nadal.
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.
IMAGES of the all the action from Day 1 of the Australian Open played at Melbourne Park on Monday
India's Sania Mirza and her Czech partner Barbora Strycova defeated China's Chen Liang and Zhaoxuan Yang 6-1, 6-1 in the final to win the women's doubles titles at Toray Pan Pacific Open, in Tokyo, on Saturday.
Rohan Bopanna and Florin Mergea saved a match-point before emerging winners, while Sania Mirza and Martin Hingis were also tested en route to the quarter-finals of the ATP/WTA Western and Southern Open, in Cincinnati, on Thursday.
5 exceptional players who surprised us at Melbourne.
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.
The stars were out in full force at the Kensington Roof Gardens, in London, on Thursday night.
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.
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.
World Number one Simona Halep and Japan's Naomi Osaka are among the players nominated for the Women's Tennis Association (WTA) Player of the Year award.
Naomi Osaka eased into the second round of the Italian Open on Monday with a 6-0, 6-3 victory over former world number one Victoria Azarenka, on a day in which local favourite Roberta Vinci called time on her career.