IMAGES from Day 4 of the matches played at the Australian Open at Melbourne Park on Wednesday.
The world number two was supreme in the opening two sets but then inexplicably took his foot off the gas before bouncing back from 3-1 down in the fourth set to subdue his 33-year-old opponent for a 6-1, 6-3, 4-6, 6-4 victory.
Second seed Coco Gauff overcame early problems on serve to cruise past China's Wang Xinyu 6-3, 6-2, keeping her composure despite eight double faults in the first set to book a meeting with Ukraine's Dayana Yastremska in the third round.
Electronic line calling systems were also affected by the power cut, the ATP said, while spectators shared pictures of dark hallways at the Manzanares Park Tennis Center.
'I tried to calm myself as I was mad, angry and talking not really good things. I'm really happy not to let those thoughts play against me.'
Lehecka struck eight aces and converted four of eight break chances to secure the first Top 3 win of his career.
Safiullin upsets Muller, Moutet through in Mallorca
Novak Djokovic was stunned 7-6(4), 6-2 by Matteo Berrettini in the Qatar Open first round on Tuesday as the Italian enjoyed his first win over the former world number one.
IMAGES from the French Open matches played at Roland Garros on Wednesday.
After a dominant start, Djokovic struggled in the second set and lost his temper even after closing it out.
'The Roland Garros tournament directors can confirm that two players competing in the qualifying tournament have tested positive for COVID-19 and three others have confirmed close contact with a coach who has tested positive for COVID-19.'
Bernard Tomic was sent packing early at the US Open and his minimal earnings were offset by a $10,000 fine levied on him for a crude on-court outburst he directed at a heckler during his first-round loss.
Novak Djokovic celebrated his return to the summit of world tennis with a stroll into the quarter-finals at the Paris Masters as outclassed Damir Dzumhur had to retire with injury in the second set of their third round clash.
Novak Djokovic kept his unbeaten streak in 2020 alive as he survived a terrible start to defeat Milos Raonic 1-6, 6-3, 6-4 in the final of the Western & Southern Open on Saturday.
India's Nagal draws world No 128 Bradley Klahn in opener.
Off-court distractions and a neck injury could not prevent Novak Djokovic from extending his winning run this year to 23 matches and the Serbian could not be in more intimidating form ahead of the US Open.
Bianca Andreescu rolls to first-round win at Strasbourg.
Yuki Bhambri and Arjun won a silver medal each in tennis and discus throw respectively as Indians returned their best medal haul of the inaugural Youth Olympic Games on the seventh day of the competition in Singapore on Saturday.
Yuki Bhambri pulled off an upset victory to storm into the final of the tennis event but the hoopsters and swimmers came up with disappointing performances on a mixed day for the Indians in the inaugural Youth Olympic Games in Singapore on Thursday.
Yuki Bhambri braved cramps to get the better of Ireland's John Morrissey and enter the semi-finals in the boys' singles of the tennis event at the inaugural Youth Olympics in Singapore on Wednesday. The sixth seed Indian defeated Morrissey 6-4, 6-4 in the quarter-finals at Kallang Tennis Centre.
Australia eased ahead of Bosnia 2-0 as John Millman thumped Damir Dzumhur 6-3, 6-2 while Alex de Minaur overcame Mirza Basic 6-3, 7-6(0), before Millman revealed the team's larger goal under captain Lleyton Hewitt.
Australian Bernard Tomic courted controversy yet again when he fired lewd comments toward a heckler at the US Open during his first-round upset loss to Bosnia's Damir Dzumhur on Tuesday.
World number three Stanislas Wawrinka fell at the first hurdle in the Dubai Open on Tuesday, beaten 7-6(4), 6-3 by 77th-ranked Bosnian Damir Dzumhur.
His early tennis experiences were at the shell-ravaged Zetra Olympic Hall which was used as a temporary morgue during the war.
After the 'lingerie' outfit during the Wimbledon, Nike is back with fluorescent yellow gear for players, both male and female.
Twice Grand Slam champion Hewitt said last month that he had banned Tomic from playing in the Davis Cup and cut all ties with the player after receiving physical threats against himself and his family from his compatriot, including blackmail.
The 25-year-old Dzumhur recovered from a poor start to beat the Briton 1-6, 7-5, 6-3 and will bid to become the Balkan nation's first Tour winner in Saturday's title-decider against Spain's Roberto Bautista Agut.
'I have sort of a history with the towel. I used to have a towel when I was three, four years old and I would always carry it around. It was like my toy, basically. The towel resembles something special in my life.'
Speaking after a 3-6, 6-2, 6-3, 6-4 win over Bosnian Damir Dzumhur, Federer said the prize money for players at the top of the sport had improved significantly since he began playing but that was not the case at the other end of the spectrum.
When the match began it was Federer who surprisingly looked intimidated under the Arthur Ashe Stadium lights as he sprayed errors all around the court but the Swiss great woke from his slumber in time to turn the match resoundingly in his favour.
Local hope Nick Kyrgios has been elevated to the Rod Laver Arena for his meeting with childhood hero Jo-Wilfried Tsonga at the Australian Open on Friday, when Melbourne Park is again expected to swelter.
The decision by the 36-year-old Swiss, who was stunned in the final of last year's Rogers Cup in Montreal by German Alexander Zverev, comes less than two weeks after his quarter-final loss at Wimbledon.
Defending champion Novak Djokovic was handed a tough opening round at Wimbledon when Friday's draw paired him with Germany's Philipp Kohlschreiber.
Kenin, Andreescu to be part of team event in Charleston in June
Rafael Nadal will skip the Miami Open that begins later this month in a bid to recover from a back injury in time for the clay court swing
Djokovic received severe backlash for organising the tournament with an audience amid the pandemic.
He leads the men's seedings ahead of defending champ Roger Federer, with Bulgarian Grigor Dimitrov seeded third.
Verdasco questions French Open COVID-19 testing protocols after withdrawal
Australia's bad boys of tennis Nick Kyrgios and Bernard Tomic have been named in the Davis Cup squad for the World Group playoff against Slovakia after bowing out of the US Open in typical controversy.
Nadal's comments follow media reports this week that Novak Djokovic, the president of the Players' Council, had urged players to unionise at a pre-Australian Open meeting and revolt over the way the revenues from the four grand slams are distributed.