What You Missed at the U.S. Open While You Were Glued to Serena Williams. Tennis, United States Open (Tennis), Williams, Serena, Swiatek, Iga (2001- ), Fernandez, Leylah (2002- ), Cornet, Alize, Raducanu, Emma (2002- ), Pegula, Jessica (1994- ), Gauff, Cori (2004- ), Azarenka, Victoria, Sabalenka, Aryna, Khachanov, Karen (1996- )