Top three seeds Roger Federer, Novak Djokovic and Andy Murray moved into the third round of the Cincinnati Open with relatively comfortable straight set victories on Wednesday.
Summary of sports events and persons who made news on Monday
Rafael Nadal continued his perfect run on the North American hardcourts taming Czech Tomas Berdych 7-5, 7-6 (4) at the Western and Southern Open on Saturday to setup a final showdown with big-hitting American John Isner.
Novak Djokovic, Andy Murray, Rafael Nadal and Roger Federer all picked up third round wins at the Western and Southern Open on Thursday to set up a star-studded last eight in Cincinnati.
A summary of Friday's tennis action from around the world.
Former world number one Serena Williams looked sharp in her return to the hardcourts after a week-long break, soundly defeating Daria Gavrilova 6-1, 6-2 on Monday to advance to the second round of the Cincinnati Masters.
Nadal produced a rich vein of form as he thrashed Greek teenager Stefanos Tsitsipas in straight sets to clinch his fourth Canadian Masters 1000 title at the Rogers Cup
Dimitrov has enjoyed the best season of his career in 2017, clinching four titles overall, including his first Masters title in Cincinnati.
The 26-year-old has not always handled the expectations placed on his shoulders after he won the Wimbledon junior title in 2008 with a game style uncannily like Federer's.
The match ended in 52 minutes as Williams played her forehand into the net.
The gap between the leading four, which also contains Rafa Nadal and Andy Murray, and the chasing pack was again evident as Djokovic beat Argentine Juan Martin del Potro 6-3, 6-2 before Federer saw off fellow-Swiss Stanislas Wawrinka 7-6, 6-3.
Olympic champion Andy Murray suffered a second pre-US Open setback in as many weeks when he was knocked out of the Cincinnati Open in the third round on Thursday, losing 6-4, 6-4 to France's Jeremy Chardy.
Why Danone, Philips, and to an extent Nestl and P&G remain under stress in India is a subject perhaps worthy of a business school case study, says Shailesh Dobhal.
Will the warning shots from giants like Unilever and P&G break digital growth?
Leander Paes and Mahesh Bhupathi won their third title of the season and first at Cincinnati after 10 years, following a hard-fought win over Michael Llodra and Nenad Zimonjic in the final.
Russia's Maria Sharapova beat Serbia's Jelena Jankovic 4-6, 7-6, 6-3 to win the Cincinnati Open on Sunday and install herself as one of the favourites for the US Open.
Britain's Andy Murray won the Cincinnati Open on Sunday when his opponent in the final, Serbia's world number one Novak Djokovic, retired injured.
Russia's Maria Sharapova will face Serbia's Jelena Jankovic in the Cincinnati Open final after the pair enjoyed solid victories in their semi-finals on Saturday. Sharapova recovered from a poor start to beat fellow-Russian and world number two Vera Zvonareva 2-6, 6-3, 6-3 to reach her fourth final of the season while Jankovic beat Germany's Andrea Petkovic 7-6, 6-1.
The Cincinnati Open claimed two more high-profile victims on Thursday with Grand Slam champions Li Na and Petra Kvitova crashing out, while Russian pair Maria Sharapova and Vera Zvonareva crunched their opponents en route to the quarter-finals.
A big puff of pizzazz seeped out of the Cincinnati Open on Thursday as its top seed Caroline Wozniacki slipped out and star attraction Serena Williams quit the tournament, along with third seed Victoria Azarenka.
Former world number one Serena Williams has pulled out of the Cincinnati Open with a toe injury, tournament organisers said on Wednesday.
World number three Roger Federer cast aside bad memories to defeat Argentina's Juan Martin Del Potro 6-3,7-5 at the Cincinnati Open on Tuesday.
The Indian duo of Leander Paes and Mahesh Bhupathi will take on the winner of the match between Serbs Janko Tipsarevic-Viktor Troicki and the Spanish combo of Marc Lopez-Rafael Nadal in the second round of the ATP Western and Southern Open in Cincinnati.
An angry and frustrated Andy Roddick crashed out of the Cincinnati Open in the first round on Monday after suffering a three-set loss to 47th-ranked German Philipp Kohlschreiber.
Sania Mirza failed to make the main draw of the WTA Premier event in Cincinnati after going down tamely to local wild card entrant Alexa Glatch in straight sets in the second and final round of the qualifiers.
Mahesh Bhupathi and Max Mirnyi booked a semi-final berth at the ATP Cincinnati Masters after sailing past Mariusz Fyrstenberg and Marcin Matkowski in straight sets in Mason, USA.
Sania Mirza and Monica Niculescu stunned Wimbledon doubles champions Vania King and Yaroslava Shvedova to storm into the quarter-finals of the the Western and Southern Financial Group Women's Open in Cincinnati.
News of all that's transpired on and off the football field
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)
Venus Williams will take on compatriot Sloane Stephens in one semi-final before her fellow Americans Madison Keys battles it out with CoCo Vandeweghe in the other in all-American semi-final in the women's singles at the US Open.
Federer looked more relieved than overjoyed when Tiafoe's forehand found the net on match point to keep his hopes of a 20th grand slam title alive.
'It was exciting and this is why I came to New York, to go through these emotions'
While the year's final grand slam is just underway tennis fans have circled Sept. 8 when, if all goes to form, Nadal and Federer would meet to decide a place in the final.
Now with Serena sidelined for the impending birth of her first child, the two-time grand slam winner is delivering on the promise that could see her become the new face of women's tennis.
Milos Raonic has withdrawn from the US Open due to a persistent wrist injury but plans to return to the Tour later in the year, the Canadian said on late on Wednesday.
American great John McEnroe expects Roger Federer's sensational comeback season to continue in New York when the US Open kicks off on Monday.
Rafael Nadal announced on Sunday that he would be opening his 18th season as a professional at the Brisbane International in January.
While Venus has been doing pretty well on-court, the 37-year-old is busy with some off-court chores and it reads - online shopping for the newborn.
Former world number one Maria Sharapova will make her first Grand Slam appearance in over 18 months after she was awarded a main-draw wildcard for the upcoming US Open, the tennis tournament's organisers confirmed on Tuesday.
Federer's pullout from Cincinnati hands number one spot to the Spaniard