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.
The 24-year-old then pounced with Lehecka serving at 4-5, reaching match point with a searing backhand pass and wrapping up victory as his opponent netted a backhand.
Former doubles world No. 1 Leander Paes was recently elected to receive the Ultimate Honour in Tennis - induction into the International Tennis Hall of Fame - as the Class of 2024.
Images from Day 7 of the 2023 Australian Open, at Melbourne Park, on Sunday.
Images from the men's singles fourth round matches at the Australian Open, on Sunday.
Novak Djokovic won a record-equalling 20th Grand Slam title by after winning this year's Wimbledon drawing level with long-time rivals Roger Federer and Rafael Nadal.
Osaka will play Jennifer Brady for the title.
IMAGES from the Australian Open matches played on Wednesday.
IMAGES from the Australian Open Men's semi-finals played on Friday.
Stars made their way to the Australian Open to cheer on Rafael Nadal.
Nadal had said that he did not know if he would be fit to play against Australian Kyrgios, after appearing close to retiring mid-match against Fritz on Centre Court.
No 'triple bagel' but Djokovic thumps Mannarino to reach quarters
Kristina Mladenovic and Ivan Dodig swept to a 6-3, 6-4 victory
Elise Mertens and Aryna Sabalenka beat Czech pair Barbora Krejcikova and Katerina Siniakova 6-2, 6-3 to win the Australian Open women's doubles title on Friday for their second Grand Slam trophy together.
Images from Day 4 of the 2024 Australian Open in Melbourne on Wednesday.
Joining in to wish the new Wimbledon champ were tennis great Rod Laver, English women's cricketer Isa Guha, 2000 Olympics champion Cathy Freeman, another Aboriginal athlete, along with Aboriginal cricketer Mel Jones ...
The major milestones in Djokovic's career
Sebastian Korda is just the third American to reach the quarter-finals at the Australian Open.
The 33-year-old, a record eight-time winner on the Melbourne Park Arena, slipped during the third set of Friday's third-round match against Taylor Fritz and disappeared off Rod Laver Arena for treatment.
Stefanos Tsitsipas moved into the Australian Open final on Friday, taking a step towards becoming the first Greek world number on.
That was the lesser of two disappointments for the Belarusian on Thursday, as Azarenka's bid for a third title at Melbourne Park ended with some regret at her missed chances against 22nd seed Rybakina.
On Sunday, Rafael Nadal's extraordinary resilience was on full display as he closed out a marathon five-setter against World No 2 Daniil Medvedev.
Novak Djokovic advanced to a record-extending 10th Australian Open final with an emphatic win over American Tommy Paul.
Serbia's Novak Djokovic outclasses Russia's Andrey Rublev to set up a meeting with unseeded Tommy Paul in the semi-finals of the Australian Open on Wednesday.
Images from Day 6 of the 2024 Australian Open in Melbourne on Friday.
Security officials promptly made a human shield around the players as some others dragged the person
Images from the men's singles fourth round matches on Day 8 of the 2023 Australian Open in Melbourne on Monday.
The five top contenders for the men's title at the Australian Open, which starts on Monday.
Nadal fought from two sets down to defeat Medvedev in a five-set thriller at Rod Laver Arena.
Novak Djokovic said his victory over Stefanos Tsitsipas in Sunday's Australian Open final was the "biggest victory" of his career, as he claimed his 22nd Grand Slam title and won back the hearts of the home fans a year after being deported from the country.
'With all the foot issues, just turned 36, he adds his 22nd Major'
Images from the Australian Open matches played in Melbourne on Saturday.
Images from Day 9 of the 2022 Australian Open, at Melbourne Park, on Tuesday.
Russia's fourth seed Daniil Medvedev crushed Stefanos Tsitsipas in straight sets to set up a title clash with Novak Djokovic at the Australian Open in Melbourne on Friday.
Djokovic, seeking a record-extending ninth title in Melbourne, was cruising after winning the opening two sets of his third-round clash but a slip at 1-1 in the third set almost derailed his progress.
Barty staved off a fightback from Collins to pick up her third Grand Slam title
Fifth seeds Barbora Krejcikova and Nikola Mektic completed a remarkable comeback win over American Bethanie Mattek-Sands and Briton Jamie Murray to clinch the mixed doubles title at the Australian Open.
Novak Djokovic's father Srdjan said on Friday he would not attend his son's Australian Open semi-final and would instead "watch from home".
Rafael Nadal will become the first man to win 21 Grand Slam titles if he defeats the Russian in Melbourne.