IMAGES from Day 5 of the French Open at Roland Garros in Paris on Thursday.
But the top seed targeted world number 68 Niemeier's serve to grab the decisive break and with it the opening set, before surrendering serve early in the next only to hit back from 2-0 down to level at 5-5 before going on to seal the victory.
Iga Swiatek said capturing the women's world number one ranking was a 'surreal' achievement
Jana Novotna, who lifted the Wimbledon title 26 years ago in 1988, tragically died in 2017 following a battle with ovarian cancer aged 49.
Ash Barty has become the first local woman to reach the final of an Australian Open in 42 years.
Wild card Caroline Wozniacki, another former champion and returning mother, will play 20th seed Magda Linette.
Germany complete comeback to beat Poland and lift United Cup
How the winners celebrated on Day 11 of the French Open.
Carlos Alcaraz's US Open preparations suffered a setback on Friday as the world number one fell to American Tommy Paul
IMAGES from Day 11 of the French Open at Roland Garros in Paris on Wednesday.
Iga Swiatek's maiden triumph at the US Open extended her lead to almost twice as many points as the second-ranked Ons Jabeur
A summary of Thursday's action at the US Open.
World No. 2 Carlos Alcaraz defeated Tsitsipas in the 2021 US Open and in last year's Miami Masters and Barcelona Open.
IMAGES from all the action on Day 7 of the US Open played at the USTA Billie Jean King Tennis Center at Flushing Meadows in New York on Sunday.
Iga Swiatek is dynamite on court and the fireworks have just started, her coach Tomasz Wiktorowski said on Saturday after the world number one clinched her second Grand Slam title at the French Open.
Images from Day 12 of the French Open, at Roland Garros, in Paris.
Iga Swiatek beat Czech 10th seed Marketa Vondrousova to reach the Cincinnati Open semi-finals.
Kasatkina will take confidence from her run on the Parisian clay.
Chinese teenager Zheng Qinwen suffered with menstrual cramps as she lost to Poland's Iga Swiatek in the French Open fourth round on Monday after taking a set off the world number one.
Rafael Nadal has not played since sustaining a hip injury at the Australian Open in January.
A crowd favourite for her creative playing style, Ons Jabeur rolls into her second straight Grand Slam championship match brimming with confidence, with lessons learned from her heartbreaking loss at the All England Club to Kazakhstan's Elena Rybakina.
The American great came into what is expected to be her final tournament as a 50-1 long-shot to win the title but after upsetting world number two Anett Kontaveit on Wednesday she is now 14-1
Swiatek hit 33 unforced errors in a dismal 6-4 6-2 defeat.
'Neither I nor members of my team have symptoms of coronavirus. We carry out tests regularly. We will quarantine ourselves in accordance with current procedures'
Poland's Iga Swiatek will take over the world number one ranking in style after keeping her remarkable winning run intact with a 6-4, 6-0 win over Japan's Naomi Osaka in the Miami Open final on Saturday.
IMAGES from Day 3 of the Wimbledon Championships, at the All England Lawn Tennis and Croquet Club, London, on Wednesday.
Iga Swiatek, who beat American teenager Coco Gauff 6-1, 6-3 in Saturday's final at Roland Garros, went from being a largely unknown 19-year-old, ranked 54th in the world, to instant celebrity status after lifting her first Suzanne Lenglen Cup 18 months ago.
Coco Gauff became the first American to win a US Open singles title since Sloane Stephens in 2017.
World number one Iga Swiatek blasted past American Danielle Collins 6-3, 6-0.
Djokovic backs schedule change at expanded Australian Open
Krejcikova became the first player to win both the women's singles and doubles title in Paris since Mary Pierce completed the feat in 2000.
Novak Djokovic reclaimed the world number one ranking from Carlos Alcaraz
The 25-year-old, a semi-finalist at last month's French Open, said she was inspired to come out after Russian soccer striker Nadya Karpova revealed she was gay in a country where homosexuality is frowned upon.
Carlos Alcaraz stayed on course for his fourth title of 2023 by powering into the semi-finals of the Madrid Open.
Images from Day 3 of the 2024 French Open at Roland Garros in Paris on Tuesday.
Aryna Sabalenka bludgeoned her way to a maiden Grand Slam title at the Australian Open with a 4-6, 6-3, 6-4 win over Kazakh 22nd seed Elena Rybakina on Saturday in a thrilling final .
Here is what you need to know about the prize pot on offer at Wimbledon:
Italian seventh seed Jannik Sinner beat Tommy Paul to set up a Canadian Open final clash with Australia's Alex De Minaur
Five top contenders for the women's title at the US Open.
Images from Day 8 of the 2024 Australian Open in Melbourne on Sunday.