Leylah Fernandez, of Canada, reacts after defeating Aryna Sabalenka,of Belarus, during the semifinals of the US Open tennis championships, Thursday, Sept. 9, 2021, in New York.

Germany's Alexander Zverev hits a return to Spain's Albert Ramos-Vinolas during their 2021 US Open Tennis tournament men's singles second round match at the USTA Billie Jean King National Tennis ...