Indo-Czech pair beat Jonas Bjorkman and Tood Woodbridge in the in the Nasdaq-100 Open.
After shocking top seeds Knowles and Nestor, they were beaten by the Bryan brothers in the Masters Series.
They meet Mark Knowles-Daniel Nestor in the quarters of the ATP Tennis Masters.
Two-time champion Novak Djokovic thumped Spain's David Ferrer 6-4, 6-2 to march into the last four of the Shanghai Masters on Friday and set up a semi-final showdown with third seed Roger Federer.
World number one Novak Djokovic continued his dominance of Kei Nishikori with a 6-3, 7-5 victory in the final of the Rogers Cup in Toronto on Sunday.
Tennis players need to respect ball boys and ball girls, Roger Federer said in the wake of a row following Fernando Verdasco's rant over a sweaty towel.
The latest tennis rankings have been announced by the ATP and WTA
Shapovalov, who turned 20, was coming off a spectacular run to the Miami Open semi-finals but struggled to rediscover his service rhythm as he finished with 10 double faults in his first clay court match of the season.
Reaching the semi-finals at the 2014 Wimbledon and the 2017 Australian Open remain his best returns in Grand Slams.
I physically feel very fit. I'm very motivated to keep on playing on a very high level, says Novak Djokovic.
The professional tennis circuit, which requires players to jet around the world, was forced into shutdown in early March as countries went into lockdown and closed their borders to contain the spread of the novel coronavirus.
Rafael Nadal withdrew from the Indian Wells tournament on Saturday with a knee injury, shortly before his eagerly-awaited semi-final clash with great rival Roger Federer.
Bopanna also in reserves while four single specialists named in squad
World No 55 Haase improved to a 2-2 career record against Zverev, including victories in their last two meetings.
World number six Marin Cilic will be the biggest international star in the singles field at the upcoming Chennai Open, the only ATP 250 tournament in India.
Rafael Nadal is confident he will be ready to compete in this week's Miami Open despite turning his ankle in practice, the second seeded Spaniard said on Tuesday.
Novak Djokovic bolstered his hopes of holding on to his World No 1 status until the end of the season with a 6-2, 6-3 defeat of big-serving Canadian Milos Raonic to retain the Paris Masters title on Sunday.
Dominic Thiem, the only player to beat claycourt giant Rafael Nadal on the red dirt this season, is one of the dark horses at the French Open - and the Austrian feels he deserves the tag.
Roger Federer, being the gentleman he is, accepted Rafael Nadal's invite to launch the 9-time French Open champion's tennis academy in Spain.
Roger Federer registers his 1,000 ATP career win.
It was a memorable day for Indian tennis as Rohan Bopanna won the Erste Open in Vienna, partnering Pablo Cuevas, while the team of Saketh Myneni and Vijay Sundar Prashanth clinched the Vietnam Open in Ho Chi Minh City.
Novak Djokovic may be asking Roger Federer for one or two tips in the coming weeks about how to combine parenthood with playing on the ATP Tour.
Roger Federer has his sights set on ending the year as the world's top-ranked player after the 33-year-old claimed his fifth title of the year in his home town.
Former World No 1 Rafael Nadal says regaining control of his emotions has sparked a resurgence that continued on Thursday when he reached the Shanghai Masters quarter-finals with victory against Canadian Milos Raonic.
The 20-year-old Alexander Zvarev has not dropped a set in the Championships so far and is confident ahead of his 4th round match against last year's runner-up Milos Raonic.
Roger Federer is no longer chasing the top ranking and would rather be a contender at Grand Slams than battling Novak Djokovic and Rafa Nadal to be world number one, the Swiss tennis great said.
Bernard Tomic's on-court commitment has come under renewed scrutiny after the Australian played match point holding his racquet backwards in defeat to Fabio Fognini at the Madrid Open.
Jack Sock became the first American to reach the last four of the ATP Finals in 10 years when he stunned world number three Alexander Zverev in a firecracker of a match on Thursday.
Novak Djokovic's star still burns bright as he returns to Melbourne Park in search of a record seventh Australian Open title.
Top seed Dominic Thiem was knocked out the Rio Open in the first round on Tuesday, going down 6-3, 6-3 to Laslo Djere.
Japan's Kei Nishikori, who will arrive at Roland Garros without an ATP title for more than two years and desperate to prove that his career has not already peaked.
The 16-times Grand Slam champion, who has been slightly ill lately, was kept on his toes before racing to victory to set up a meeting with seventh seed Stefanos Tsitsipas.
A winner of 12 Grand Slam titles, the Serb has suffered a noticeable dip in form since winning his maiden French Open last June, relinquishing top spot in the ATP rankings to Briton Andy Murray five months later.
Nick Kyrgios continued his impressive run of form ahead of this month's Australian Open by powering the host nation to the mixed-team Hopman Cup title against Ukraine in Perth on Saturday.
Grigor Dimitrov stood one win away from the biggest title of his career on Saturday after ending his Jack Sock jinx to reach the final of the season-ending ATP Finals at the 02 Arena.
US Open champion Stan Wawrinka was knocked out of the Shanghai Open after a third round defeat, while Novak Djokovic and Andy Murray moved into the quarters.
Djokovic missed the Masters series event with an elbow injury and, having recovered, is eager to face Spain in the Davis Cup quarter-finals in front of a boisterous home crowd next weekend.
Roger Federer used a dominant service game to beat Dutchman Robin Haase 6-3, 7-6(5) in Montreal on Saturday, setting up a Rogers Cup final against German Alexander Zverev.
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.
The 36-year-old Swiss master needs only to reach the semi-finals at the ABN Amro tennis event to overtake Rafael Nadal at the top of the ATP rankings and become world number one for the first time since November 2012.