Roger Federer claimed the 100th ATP title of his career by beating 20-year-old Greek Stefanos Tsitsipas 6-4, 6-4 in the final of the Dubai Duty Free Tennis Championships on Saturday.
Australian Nick Kyrgios exited the Rogers Cup to boos and a hefty fine from the ATP for insulting remarks.
Eighth-seeded Madison Keys was forced to stay up late before overcoming fellow American Alison Riske to close out Monday's play at Arthur Ashe Stadium on a busy opening day for the home contingent at the US Open.
Federer's hard-fought 6-7 (5), 7-6 (8), 10-7 victory over American John Isner put the Europeans just three points from their victory target and Zverev got them there with a 6-7 (3), 7-5, 10-7 win over Kevin Anderson.
Roger Federer thinks a tie-breaker at 12-12 would be the best compromise following calls for Wimbledon to step into line with the US Open and scrap long deciding sets.
Djokovic's players body blindsided ATP player council, says Anderson.
World number one Novak Djokovic produced a majestic display in a 7-5, 6-3 victory over American John Isner on Thursday to extend his winning streak in Asia.
Australian John Peers and Finn Henri Kontinen made a small slice of Wimbledon history when they won the first match decided by a tiebreak at 12-12 in the deciding set on Tuesday.
Rafael Nadal reclaimed top spot in the men's ATP rankings on Monday
Bernard Tomic ground down Jack Sock 7-6(2), 6-3, 3-6, 6-4 to level Australia's Davis Cup first round tie with the United States at 1-1 in Melbourne on Friday.
Tenth-seeded Keys, who reached the third round with a 6-4, 6-3 victory over Luksika Kumkhum of Thailand, is one of the biggest servers on the women's circuit.
Petra Martic kept her composure to advance to the Round of 16
Sharapova's quarter-final defeat by Williams at the 2016 Australian Open was the last competitive match the Russian played for 15 months after she received a doping ban while American Williams was on a maternity break for most of 2017.
Defending champion Sloane Stephens was sent packing from the Miami Open on Sunday after a 6-3, 6-2 loss to Germany's Tatjana Maria in the third round.
Alexander Zverev snatched the Laver Cup for Team Europe as he beat Canada's Milos Raonic in the final rubber of a thrilling three days of action in Geneva's Palexpo Arena on Sunday.
Rafael Nadal toppled big-serving American Reilly Opelka to remain perfect on the year while unseeded Serbian Miomir Kecmanovic stunned world number six Matteo Berrettini.
Croatian Marin Cilic continued his recent run of sizzling form by overpowering John Isner 7-6(7-5), 6-3 in a late-night showdown to advance to the Delray Beach Open final against South Africa's Kevin Anderson.
Tennis: Felix Auger-Aliassime toppled in Morocco
Rohan Bopanna and his new German partner Andre Begemann knocked out the top seeded pair of Alexendra Peya and Bruno Soares to storm into the quarter-finals of the ATP 500 Citi Open in Washington.
Summary of sports events and persons who made news on Wednesday
The threadbare state of American men's tennis surfaced again on Monday when John Isner lost to Fernando Verdasco in the fourth round of the US Open to make it the worst home showing in the professional era.
Tommy Robredo proved size is not everything in tennis, cutting towering American John Isner down to size to give Spain a 3-0 victory in their opening Hopman Cup encounter on Sunday.
Italian veteran Flavia Pennetta upset China's Australian Open champion Li Na on Friday to join Poland's Agnieszka Radwanska in the women's final of the BNP Paribas Open at Indian Wells.
Belgium's Elise Mertens rallied from a set down to beat top seed Simona Halep 3-6, 6-4, 6-3 and clinch her first Premier-level title at the Qatar Open on Saturday.
Kei Nishikori exacted a measure of revenge against Marin Cilic when the Japanese world number five overcame the Croatian in the semi-finals of the Citi Open.
She is the second Swiss player to win the tournament after Martina Hingis won the inaugural edition in 2001.
John Isner and Ivo Karlovic became the tallest doubles partnership when they played their first round match at the Australian Open.
Badosa beats Fernandez; Swiatek, Halep storm into quarter-finals
A summary of the action on Day 3 at the US Open.
Third seeds Leander Paes and Mahesh Bhupathi crashed out of the Rome Masters after being outplayed in the super tie-breaker by Americas Sam Querrey and John Isner in the second round. The ace Indian pair was beaten 3-6, 6-3, 5-10 by their unseeded opponents in 72 minutes.
With Wimbledon scrapped due to the pandemic, a flashback of some of the best moments from the last five championships at SW19.
Garbine Muguruza reached the French Open quarter-finals for the third year in a row when a solid display earned her a 6-3, 6-4 victory against former champion Svetlana Kuznetsova.
Third seed Stanislas Wawrinka became the latest high-profile casualty at the Italian Open on Thursday when the Swiss was knocked out in the third round by American John Isner.
Australia's number two Bernard Tomic will be absent from this week's Davis Cup quarter-finals but the United States will still have a fight on their hands in Brisbane due to the impressive form of Nick Kyrgios, US team captain Jim Courier said.
Top seed David Ferrer will meet former world number three David Nalbandian in the final of the Auckland Open after they both advanced with easy semi-final victories on Friday.
Wins deciding set shootout after premature celebration. The Briton, who overcame dual Grand Slam semi-finalist Ekaterina Makarova, thought she had won the first round match after reaching seven points in the third set tiebreak and celebrated accordingly.
World number nine Mardy Fish saved two match points in recording a 3-6, 7-6, 6-2 victory over fellow American John Isner to defend his Atlanta Tennis Championship title on Sunday.
ATP tournaments incurred losses of between $60 and $80 million last year, hurt by last-minute cancellations
Rafael Nadal knows only too well what it's like to miss out on playing at the Olympics, hence he does not understand why so many of his fellow tennis professionals are turning their backs on the Rio Games in August.
Top seed Novak Djokovic made quick work of Tennys Sandgren at the Western and Southern Open on Tuesday, never dropping serve en route to a 6-2, 6-4 win over the American, while big-serving Milos Raonic enjoyed a straight sets win over Andy Murray.