Nadal was leading the match 6-1, 2-0 when Correno Busta decided he had had enough.
Sharan and Sitak got the better of the Portuguese-Spanish duo 6-4, 7-5 in a thrilling one hour 28 minute encounter.
Pablo Carreno Busta rallied from a set down to defeat Hubert Hurkacz 3-6, 6-3, 6-3 in Montreal to claim the biggest title of his career at the Canadian Masters on Sunday.
Novak Djokovic eased into the last four with a commanding performance over Japan's Kei Nishikori but world number two Daniil Medvedev bowed out of the men's singles at the Tokyo Olympics.
World number one Novak Djokovic was furious with the chair umpire for not suspending play as rain trickled down during his Italian Open second-round match against American Taylor Fritz.
Evans, who recovered from illness to be part of the $15 million prize money event, showed his battling qualities to overcome Ramos-Vinolas
Nick Kyrgios was among the first players to react to Novak Djokovic being disqualified from the US Open.
Hubert Hurkacz battled back from a set and a break down to beat Casper Ruud 5-7 6-3 6-2 on Saturday and reach the Canadian Masters final.
German fifth seed Alexander Zverev survived a stern test of nerve to reach his second Grand Slam semi-final this year after outclassing Croatian Borna Coric at the US Open on Tuesday.
The list of players who have been defaulted from a tour-level match for on-field misconduct.
Kevin Anderson spoiled the American party at the US Open when the big-serving South African beat local favourite Sam Querrey 7-6(5), 6-7(9), 6-3, 7-6(7) to reach his first Grand Slam semi-final on Tuesday.
Nick Kyrgios produced a serve-and-volley masterclass to topple world number one Daniil Medvedev 6-7(2), 6-4, 6-2 for his eighth straight win on a day of upsets, while American Tommy Paul rallied to beat Spanish second seed Carlos Alcaraz.
18-year-old Carlos Alcaraz entered the top 10 at the same age, on the same date and after a triumph in the same tournament as compatriot and 21-times major winner Rafael Nadal did in 2005.
Competing in his 24th Australian Open, veteran Leander Paes and his partner Miguel Angel Reyes-Varela saved a few match points but eventually fell 5-7, 6-7(4) to American-Kiwi combo of Austin Krajicek and Artem Sitak.
German fourth seed Alexander Zverev beat Spaniard Pablo Carreno Busta 7-6(4) 6-2 on Friday to set up a Miami Open final showdown against big-serving American John Isner, who earlier overwhelmed Juan Martin del Potro.
Leander Paes and his Polish partner Lukasz Kubot entered the men's doubles quarter-finals of the Valencia Open with a straight-set victory over Spaniard-Argentine wildcard pair of Pablo Carreno Busta and Federico Delbonis.
Roger Federer continued his sizzling form on Saturday to set up an all-Swiss final against Stan Wawrinka at the BNP Paribas Open in California.
With this loss, Prajnesh lost a golden opportunity to face Djokovic in the second round.
Andy Murray and Emma Raducanu clinched hard-fought wins in their first round matches at Indian Wells.
Top seeds Leander Paes and Raven Klaasen eased into the men's doubles final with a clinical win over Spain's Pablo Carreno Busta and Guillermo Garcia-Lopez at the Chennai Open tennis tournament.
British No 1 Cameron Norrie overcame a slow start to beat Frenchman Hugo Gaston 6-3, 7-5.
Belgian Goffin, thrashed by Grigor Dimitrov two days ago, appeared to be feeling the effects of that mauling as he went 3-0 down with a whimper, but came alive to win 15 points in a row during a first-set comeback.
Look who we spotted at the Flushing Meadows this year.
Djokovic sets sights on Paris Olympics
Top seed Andy Murray cruised past Spain's David Ferrer 6-2, 6-3 on Saturday and Bulgaria's Grigor Dimitrov received a walkover into the China Open final after Milos Raonic withdrew due to an ankle injury.
Novak Djokovic was eliminated from the Grand Slam after inadvertently hitting a ball into a line judge's throat during his fourth round match on the Arthur Ashe Stadium court.
Third seed Rafael Nadal remains on course for a 10th Barcelona Open title, advancing to the quarter finals with a routine 6-3, 6-4 victory over Kevin Anderson.
Shapovalov will meet Rafael Nadal for a place in the semi-finals.
Novak Djokovic kicked off his season in style with a 7-5, 7-5 win over Canadian talent Denis Shapovalov on his favourite Rod Laver Arena court on Tuesday before returning to lead Serbia to a doubles victory that sealed their ATP Cup opener 2-1.
American Jack Sock clinched the last spot in the ATP Tour finals when he beat Serbian qualifier 5-7, 6-4, 6-1 to win the Paris Masters title on Sunday.
Novak Djokovic was unexpectedly beaten by fifth-ranked Alexander Zverev, quashing his hopes of winning an Olympic singles gold medal, the only major honour missing from his long list of accolades.
Novak Djokovic recovered his poise to win the Rome Masters title and Wilander says Djokovic will use the pain of his US debacle to inflict maximum damage on the Parisian clay.
Novak Djokovic threw his racket on the ground, drawing a warning from the chair umpire.
Benoit Paire made a remarkable Davis Cup debut for France, outplaying Pablo Carreno-Busta 7-5, 6-1, 6-0 in the opening rubber of the World Group semi-final tie against Spain at the Stade Pierre-Mauroy on Friday.
Novak Djokovic's stunning disqualification from the US Open on Sunday for striking a line judge with a ball is the most difficult moment in his career, said his former coach Boris Becker.
'I have been serving well, starting to create damage with the forehand. Hitting serve on one shot, I think'
World number one Rafael Nadal made light work of Greek teenager Stefanos Tsitsipas to win the Barcelona Open final 6-2, 6-1 on Sunday, lifting the trophy for a record-extending 11th time.
Germany's Jan-Lennard Struff and Tim Puetz pulled off a shock 6-3, 6-4, 3-6, 6-7(4), 7-5 win over Spain's Feliciano Lopez and Marc Lopez to give Germany a 2-1 lead in their Davis Cup quarter-final on Saturday.
Djokovic withdraws from Western & Southern Open, to 'turn focus on US Open.'