Defending champion and top seed Novak Djokovic moved a step closer to a fifth title at Indian Wells with a 7-6(5), 6-2 victory over long-time rival Rafael Nadal in the semi-finals of the BNP Paribas Open in California on Saturday.
But for the 23-year-old Bouchard, a former world number five who has slumped to 56th in the rankings, it was another blow after her first-round exit in Indian Wells.
The victory over the 19-times Grand Slam champion was the second ATP World Tour Masters 1000 title of the season for the 20-year-old German, who also beat Novak Djokovic in Rome.
The 14-time Grand Slam winner said he is happy and proud to have reached the summit of the game for a fourth separate spell.
The French Open witnessed a stunning upset on its very first day as 18-year-old Anastasia Potapova outclassed Angelique Kerber 6-4, 6-2 in the first round match on Sunday.
Inspired Garcia goes from Cincinnati qualifier to champion
Greek teenager Stefanos Tsitsipas slayed another tennis giant on Saturday, saving a match point as he toppled big-serving Kevin Anderson 6-7(4), 6-4, 7-6(7) in a thriller to set up a Rogers Cup final against top seed Rafael Nadal.
Indian Davis Cupper Prajnesh Gunnewaran, on Wednesday, earned the biggest win of his career by stunning world number 23 Denis Shapovalov in the opening round of the ATP Mercedes Cup in Stuttgart.
Mischa Zverev took some of the limelight back from younger brother Alexander when he beat second seed Kei Nishikori to reach the Geneva Open final on Friday.
The 32-year-old pulled out of the doubles event at the US Open to focus on his singles comeback after undergoing career-saving hip resurfacing surgery.
World No 3 Roger Federer has delayed his ATP World Tour return by a month and plans to make his comeback from knee surgery at the Monte Carlo Masters in April.
Home favourite Roger Federer barely broke sweat as he beat David Goffin 6-2, 6-2 to win the Basel Indoor title for the sixth time on Sunday.
'I LOVE YOU, Roger. Thank you for everything you've done in tennis and with myself. Tennis world will never be the same without you.'
Andy Murray overcame a slow start and a third set service break to beat Taro Daniel 1-6, 6-2, 6-4 in the first round of Indian Wells on Friday and notch his 700th career win.
Big-serving Milos Raonic fought back from a set down to upset Rafa Nadal 4-6, 7-6(10), 7-5 in a pulsating quarter-final at the BNP Paribas Open on Friday.
Novak Djokovic reached the Paris Masters final for the sixth time
Jack Sock ended local favourite Julien Benneteau's run at the Paris Masters with a 7-5, 6-2 victory to reach the final and move to the brink of an ATP Finals spot on Saturday.
Rafael Nadal returns to his favourite tournament, albeit not his preferred court, to begin pursuit of a record-extending 10th French Open title on Monday against Frenchman Benoit Paire.
Djokovic withdraws from Western & Southern Open, to 'turn focus on US Open.'
Nadal, 31, pulled out of the Paris Masters before his quarter-final match last week after experiencing discomfort in his right knee during his third-round win over Pablo Cuevas.
Reaching ATP Finals like winning a tournament, says Zverev
India's Leander Paes and Canada's Daniel Nestor have lost to Andreas Seppi and Fabio Fognini of Italy 3-6, 7-5, 10-8 in their semi-final of the ATP China Open tournament in Beijing.
Aryna Sabalenka of Belarus and Paula Badosa of Spain, earned second-round wins
Rediff.com takes a look at a few such players, whose lone major title win came at the Paris Masters.
Melbourne man McNamara won five singles titles and 19 in doubles and teamed up with compatriot Paul McNamee to win the Australian Open doubles in 1979 and Wimbledon twice in 1980 and 1982.
World No 1 Novak Djokovic and fourth-seeded Andy Murray each had to contend with different degrees of adversity before they advanced.
Paula Badosa survived a stiff challenge from Victoria Azarenka in the Indian Wells final, while Cameron Norrie battled back to defeat Nikoloz Basilashvili.
World No 1 Rafael Nadal is hoping to become the first male tennis player to win six Masters trophies in the same season by winning at the Shanghai Masters this week.
Andy Murray put down an early warning for the Davis Cup final when he dismantled David Goffin 6-1, 6-0 in awe-inspiring fashion to reach the quarter-finals of the Paris Masters on Thursday.
'I had a tough season in the last few years, but I've had better preparation this year, even with a tough start to the season'
Indian tennis star Rohan Bopanna and Pakistan's Aisam-ul-Haq Qureshi have decided to reunite for the 2014 season.
'I am not too disappointed. I feel like he had to come up with the goods, and it did feel like to some extent it was on my racquet, I just came up against somebody who was, on the day, a bit better when it really mattered'
Serena Williams and Naomi Osaka advanced to the Rogers Cup quarter-finals on Thursday to set up their first meeting since the American's infamous row with an umpire overshadowed last year's US Open final.
World No 5 Kei Nishikori has withdrawn from this week's Shanghai Rolex Masters due to an injury to his left gluteal muscle.
Indian challenge ended at the ATP Indian Wells Masters with the shock first round defeats of Mahesh Bhupathi and Sania Mirza in their respective events in India Wells.
Djokovic's challenger will be a 22-year-old who is bidding to become the first Greek to win a singles major.
After the high of Monte Carlo Masters title triumph, India's Rohan Bopanna and his partner Pablo Cuevas suffered a first round exit at the ATP Barcelona Open.
Eighteen time Grand Slam champion Roger Federer has climbed up to the fourth spot in the latest ATP rankings after lifting his third Miami Open title by beating long-time rival Rafael Nadal.
Canadian teenager Denis Shapovalov believes his first season on the ATP Tour has helped him grow into a better player and he is relishing the challenges ahead.
Nadal becomes just the fourth man to achieve 1,000 singles victories in the Open Era, behind Jimmy Connors (1,274), Roger Federer (1,242) and Ivan Lendl (1,068).