With his glinting gold wedding band looped around the black laces of left shoe, Andy Murray had been an unstoppable force on clay this season.
Marin Cilic completed a dream week by steering Croatia into the Davis Cup World Group on Sunday but Spain found themselves out in the wilderness after crashing to defeat in Brazil.
The duo could face each other at the quarter-final stage.
The lanky wild card kissed the Montreal court after completing a rousing 3-6, 6-4, 7-6(4) triumph as the 18-year-old became the youngest player to ever reach the quarter-finals of an ATP Masters 1000 event.
US Open champions Marin Cilic and Serena Williams kicked off their China Open campaigns with straight sets victories against battling underdogs on Monday, but Rafael Nadal suffered defeat in a rare doubles outing on his return from injury.
A soccer friendly between Belgium and Spain scheduled for Brussels on Tuesday has been postponed for security reasons after the Paris attacks, the Belgian soccer federation said in a statement.
Former US Open champion Del Potro fired down 11 aces and did not face a break point during the one hour, 33 minutes match.
Rafael Nadal returned to Davis Cup action for the first time in two years on Friday with his victory putting Spain ahead in a Group One relegation playoff against Denmark.
A break-out 2014 season and a career-high ranking of five has added extra weight to Kei Nishikori's shoulders, with the US Open finalist already bearing the burden of huge expectations in his home country Japan.
Former world No.1 Ana Ivanovic suffered a shock 6-7(4), 1-6 loss against Denisa Allertova of Czech Republic in the women's singles first round at the 2016 US Open on Tuesday. Ivanovic, the 2008 French Open winner, started off well but failed to maintain her momentum. With the scored tied 6-6, the first set went into tie-break and the Serbian star failed to keep her nerves.
Serena Williams and Marin Cilic both survived third round scares on Friday to keep their US Open title defences on track but there was no escape for Rafael Nadal with the twice-winner going down in a late night thriller.
Andy Murray has had his mind elsewhere for much of the Australian Open but will need to bring laser-sharp focus into Friday's semi-final against the red-hot Milos Raonic.
Australian Bernard Tomic has hit back at Roger Federer's suggestion that he is a long way from being a top 10 player, saying the 17-times grand slam champion faced a quality deficit of his own compared to Novak Djokovic.
Top 10 seeds David Ferrer, Tomas Berdych, Stan Wawrinka and Richard Gasquet raced into the second round of the Australian Open on Monday, apparently eager to make the most of relatively mild conditions at Melbourne Park.
With three of the four Grand Slam titles and a record six Masters Series crowns scooped up in a year of domination, Novak Djokovic could be forgiven for using the ATP Tour Finals in London as a well-earned lap of honour.
World number one Novak Djokovic survived a second-set blip to reach the Paris Masters final with a 6-3, 3-6, 6-0 win over Stan Wawrinka, his 21st victory in a row.
The All India Tennis Association (AITA) on Tuesday terminated the contract of Vijay Amritraj's Champions Tennis League due to breach of contract, much to the shock of the former star, who says the move has come at a time when they were striving to revive the League.
Vishnu Vardhan won his second Challenger level title of the season with Japanese partner Toshihide Matsui but four other Indians, including Leander Paes, tumbled out of various ATP events across the globe.
A summary of sports events and persons who made news on Thursday
Wimbledon's seeding committee should use its power to promote 11-times Grand Slam champion Rafael Nadal into the top four, according to three-times former champion John McEnroe.
Reigning champions Novak Djokovic and Serena Williams have been named top seeds for the Australian Open starting on Monday.
Will it be Rafa versus Djoko in Sunday's final?
Novak Djokovic and Serena Williams are top seeds at the major starting Monday
IMAGES from Day 4 of the Australian Open in Melbourne, on Thursday.
A long season took its toll on Roger Federer on Thursday as the Swiss was knocked out of the Paris Masters following a 7-6(3) 3-6 7-6(5) third-round defeat by big serving John Isner.
World number two Rafael Nadal dropped a set at the Barcelona Open for the first time in four years before advancing to the last 16, beating Argentine Leonardo Mayer 6-7(7), 6-4, 6-2 on Wednesday.
Novak Djokovic extended his winning streak at the China Open to 27 matches with a 6-2, 6-2 demolition over big-serving American John Isner on Friday.
Roger Federer booked his place in the ATP World Tour Finals for a record-tying 12th consecutive year when he dismissed South African Kevin Anderson 6-4, 6-4 to reach the third round of the Paris Masters on Wednesday.
Serbia's Novak Djokovic is the top seed in the men's draw which includes five-times US Open champion and 17-times Grand Slam winner Roger Federer as seventh seed - his first time the Swiss has been placed outside the top three in a Grand Slam in over ten years.
Ageing tour warrior Lleyton Hewitt ushered Australia into the Davis Cup semi-finals on Sunday, trouncing Aleksandr Nedovyesov 7-6(2), 6-2, 6-3 in the decisive singles rubber against Kazakhstan.
Seven-time Italian Open winner Rafael Nadal lost 7-6(7), 6-2 to Stanislas Wawrinka.
Tournament favourite Novak Djokovic beat Finnish veteran Jarkko Nieminen 6-2, 7-5, 6-2 on Tuesday, kicking off his quest for a first ever Paris trophy to add to his eight other Grand Slams.
World No 1 Novak Djokovic and fourth-seeded Andy Murray each had to contend with different degrees of adversity before they advanced.
All the results from the matches played in the BNP Paribas Paris Masters on Tuesday
Britain's Andy Murray believes Gala Leon's appointment as Spain's Davis Cup captain was handled "horribly".
An ailing Rafael Nadal added his name to the list of upsets at the Shanghai Masters after the Spaniard suffered a 6-3, 7-6(6) loss to Feliciano Lopez in Wednesday's second round, as fourth seed Stanislas Wawrinka and in-form Kei Nishikori also made early exits. Nadal's great rival Roger Federer survived a huge scare, saving five match-points before overcoming Argentina's Leonardo Mayer 7-5, 3-6, 7-6(7).
Argentine Juan Martin Del Potro served notice of his strong form ahead of the Australian Open when he crushed defending champion Bernard Tomic 6-3, 6-1 in the final of the Sydney International on Saturday.
Images from Day 4 of the French Open, at Roland Garros, in Paris.
Wozniacki battles past Kerber into Eastbourne final
Richard Gasquet kept his ATP World Tour finals hopes alive when he overcame Fernando Verdasco 7-5, 6-7(6), 6-3 to reach the Paris Masters third round as fellow Frenchman Jo-Wilfried Tsonga crashed out of the race on Tuesday.