The 18-year-old captured the Argentina Open title with a in over home favourite Francisco Cerundolo in the final.
Iga Swiatek was the latest top player to suffer an upset loss in Montreal as the Wimbledon champion
Images from the men's singles fourth round matches on Day 8 of the 2023 Australian Open in Melbourne on Monday.
Rohan Bopanna and his Australian partner Matthew Ebden lost to Russian pair of Andrey Rublev and Karen Khachanov.
It was Roger Federer's fastest defeat since losing to Franco Squillari in 54 minutes in Sydney in 2003.
Jannik Sinner's bid to win back-to-back Halle Open titles was ended on Thursday
An off-colour Alcaraz lost 6-1, 7-5 to Norway's Casper Ruud in his opening match on Monday and the 21-year-old cancelled a public training session the following day.
Serena was rumoured to have dated Dimitrov in the past, adding an extra layer of intrigue to the occasion.
Friday's match was a straight shootout for a last-four place, with world number five Rublev the favourite having won his four previous matches against Ruud.
Defending US Open champion Jannik Sinner continued his stellar run at the hardcourt Grand Slams with a 6-1, 6-1, 6-1 hammering of Kazakh 23rd seed Alexander Bublik on Monday to make the quarter-finals at Flushing Meadows.
Italian top seed Matteo Berrettini marked himself down as a genuine Wimbledon threat after beating Britain's Cameron Norrie 6-4, 6-7(5), 6-3 to win the Queen's Club title on Sunday.
Lehecka struck eight aces and converted four of eight break chances to secure the first Top 3 win of his career.
Top seed Carlos Alcaraz of Spain and No. 8 seed Hubert Hurkacz of Poland will clash in the ABN Amro Open semi-finals on Saturday after both posted victories on Friday in Rotterdam, Netherlands.
Tsitsipas, who triumphed at the Monte Carlo Country Club in the last two editions, was never in the mix against Fritz
Sweltering heat gripped the second-round action at the US Open on Wednesday
No. 1 seed Carlos Alcaraz of Spain was pushed to three sets before finishing off Dutch wild card Botic van de Zandschulp in the first round of the ABN AMRO Open.
Medvedev beats Rublev in Dubai for hard-court hat-trick
Top seed Carlos Alcaraz withstood a charge from qualifier Luca Nardi for a 6-1, 4-6, 6-3 victory in the second round of the Qatar ExxonMobil Open in Doha on Wednesday.
Italy's Matteo Arnaldi produced a sensational performance to take out sixth seed Andrey Rublev and reach the last 16 of the French Open on Friday.
Gael Monfils thrilled the Roland Garros crowd with his 12th five-set victory at the French Open on Tuesday before revealing that he does not enjoy having to dig himself out of deep holes at Grand Slams.
Already assured of a spot in the top 10 on Monday, the 23-year-old Jack Draper hoped to make his first foray into a Masters 1000 final a triumphant one when he meets Dane Holger Rune at Indian Wells on Sunday.
Zverev cruised past home favorite Roberto Bautista Agut 6-2, 6-2, while Sabalenka triumphed over qualifier Anna Blinkova 6-3, 6-4.
'Every time I step onto this court I'm playing for history.'
...And Alcaraz continues hat-trick quest
Rafael Nadal gave Russian teenager Andrey Rublev a tennis lesson on Wednesday, racing into the semi-finals of the US Open with a ruthless 6-1, 6-2, 6-2 win that cleared the path for a possible showdown with rival Roger Federer.
Zverev and Rublev among dark horses for French Open
Novak Djokovic secured a semi-final place at the ATP Finals with a 6-3, 6-2 victory over Russian Andrey Rublev on Wednesday, his 50th match win of the year, while Stefanos Tsitsipas withdrew from the tournament due to an elbow injury.
Carlos Alcaraz got his grasscourt campaign up and running with a 6-4, 7-6(4) victory over Australian Adam Walton
The 35-year-old Serb was sent home from Australia on the eve of last year's event after a row about his COVID-19 vaccination status.
Images from the men's singles action at the US Open on Sunday.
At the Hong Kong Tennis Open, top-seeded Andrey Rublev of Russia pocketed his 15th career title with a 6-4, 6-4 win over Finland's Emil Ruusuvuori.
Alexander Zverev into ATP Finals semis after straight sets win over Carlos Alcaraz
'You cannot imagine, one player is going to die and then they're going to see'
Here is what you need to know about the year's Australian Open:
Images from the US Open matches played at Flushing Meadows on Saturday
Australian Open organisers have issued a reminder to players and their entourages about their policy on "inappropriate flags" after a video emerged showing Novak Djokovic's father posing for pictures with fans holding Russian flags.
Coco Gauff forgot to bring her rackets to the court but reminded her rivals of her French Open title ambitions with a commanding win while Daniil Medvedev lost his composure on a cold and blustery Tuesday as he crashed out in the opening round.
Andrey Rublev and Alexander Zverev clinched the Laver Cup for Team Europe with a 6-2, 6-7(4), 10-3 win over Team World's Reilly Opelka and Denis Shapovalov on Sunday in Boston.
Safiullin upsets Muller, Moutet through in Mallorca
Shapovalov and Pospisil, who have shouldered the burden through four ties in La Caja Magica this week, combined to beat Andrey Rublev and Karen Khachanov 6-3, 3-6, 7-6(5).