Romania's Simona Halep hits a forehand return to United States' Serena Williams during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Feb. 16, 2021.(AP Photo/Andy Brownbill)

Sep 5, 2021; Flushing, NY, USA; Simona Halep of Romania tosses her racket while playing Elina Svitolina (not pictured) of the Ukraine on day seven of the 2021 U.S. Open tennis tournament at USTA Billie Jean King National Tennis Center.,Image: 630532065, License: Rights-managed, Restrictions: *** World Rights ***, Model Release: no, Credit line: Profimedia