NEW YORK - AUGUST 26 Grand Slam champion Ana Ivanovich during first round match at US Open 2014 against Alison Riske at Billie Jean King National Tennis Center on August 26, 2014 in New York - Φωτογραφίες & Εικόνες Αρχείου

NEW YORK - AUGUST 26 Grand Slam champion Ana Ivanovich during first round match at US Open 2014 against Alison Riske at Billie Jean King National Tennis Center on August 26, 2014 in New York

NEW YORK - AUGUST 23, 2017: Five times Grand Slam Champion Maria Sharapova of Russian Federation practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 30, 2018: Grand Slam champion Angelique Kerber of Germany in action during her 2018 US Open second round match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 26, 2014: Grand Slam Champion Ana Ivanovic from Serbia during US Open 2014 first round match against Alison Riske at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 27, 2017: Professional tennis player johanna Konta of Great Britain practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 30, 2018: Grand Slam champion Angelique Kerber of Germany in action during her 2018 US Open second round match at Billie Jean King National Tennis Center

TORONTO, CANADA - AUGUST 3, 2019: Five times Grand Slam Champion Maria Sharapova of Russian Federation practices for 2019 Rogers Cup in Toronto

NEW YORK - SEPTEMBER 4, 2016: Professional tennis player Johanna Konta of Great Britain in action during her US Open 2016 round four match at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 29 Professional tennis player Elina Svitolina from Ukraine during second round match at US Open 2013 against Christina McHale at Billie Jean King National Tennis Center on August 29, 2013 in NY

NEW YORK - AUGUST 26 Grand Slam champion Ana Ivanovich during first round match at US Open 2014 against Alison Riske at Billie Jean King National Tennis Center on August 26, 2014 in New York

NEW YORK - AUGUST 24: Five times Grand Slam champion Maria Sharapova practices for US Open 2014 at Arthur Ashe Stadium on August 24, 2014 in New York

NEW YORK - AUGUST 19 Professional tennis player Angelique Kerber from Germany practices for US Open 2014 at Billie Jean King National Tennis Center on August 19 , 2014 in New York

NEW YORK - AUGUST 19 Professional tennis player Angelique Kerber from Germany practices for US Open 2014 at Billie Jean King National Tennis Center on August 19 , 2014 in New York

NEW YORK - AUGUST 27, 2018: Grand Slam Champion Simona Halep of Romania in action during her 2018 US Open first round match at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 19 Four times Grand Slam champion Maria Sharapova practices for US Open at Arthur Ashe Stadium at Billie Jean King National Tennis Center on August 19, 2014 in New York

NEW YORK - SEPTEMBER 7, 2015: Professional tennis player Simona Halep of Romania in action during her round 4 match at US Open 2015 at National Tennis Center in New York

NEW YORK -SEPTEMBER 2, 2014: Professional tennis player Belinda Bencic from Switzerland during round 4 match against Shuai Peng at Billie Jean King National Tennis Center in New York

NEW YORK - SEPTEMBER 7: US Open 2014 girls junior finalist Anhelina Kalinina from Ukraine during final match at the Billie Jean King National Tennis Center on September 7, 2014 in New York

NEW YORK - AUGUST 23, 2017: Five times Grand Slam Champion Maria Sharapova of Russian Federation practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 23, 2017: Five times Grand Slam Champion Maria Sharapova of Russian Federation practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK -SEPTEMBER 2, 2014: Professional tennis player Belinda Bencic from Switzerland during round 4 match against Shuai Peng at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 23, 2017: Five times Grand Slam Champion Maria Sharapova of Russian Federation practices for US Open 2017 at Billie Jean King National Tennis Center in New York

NEW YORK - SEPTEMBER 1, 2019: Grand Slam Champion Ashleigh Barty of Australia in action during the 2019 US Ope round of 16 match at Billie Jean King National Tennis Center in New York

NEW YORK - AUGUST 31, 2019: Professional tennis player Aryna Sabalenka of Belarus in action during her 2019 US Open second round doubles match at Billie Jean King National Tennis Center

NEW YORK - AUGUST 23, 2017: Five times Grand Slam Champion Maria Sharapova of Russian Federation practices for US Open 2017 at Billie Jean King National Tennis Center in New York

MIAMI GARDENS, FLORIDA - APRIL 1, 2022: Professional tennis player Caty McNally of USA in action during her semifinal women's doubles match at 2022 Miami Open at the Hard Rock Stadium in Miami Gardens

MIAMI GARDENS, FLORIDA - MARCH 27, 2023: Varvara Gracheva of Russia in action during round 3 match against Petra Kvitova at 2023 Miami Open at the Hard Rock Stadium in Miami Gardens, Florida, USA

NEW YORK - SEPTEMBER 3, 2015: Professional tennis player Yanina Wickmayer of Belgium in action during her round two match at US Open 2015 at National Tennis Center in New York