Czech Republic's Karolina Muchova celebrates after she and partner Czech Republic's Jakub Mensik beat Russia's Mirra Andreeva and Russia's Andrey Rublev in the mixed doubles semi-finals tennis match during the 2026 US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York on August 26, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)