Madrid Open: Jan-Lennard Struff Upsets Stefanos Tsitsipas, Iga Swiatek-Aryna Sabalenka Set up Blockbuster Final

Jan-Lennard Struff defeated Stefanos Tsitsipas 7-6 (5), 5-7, 6-3, to face Aslan Karatsev in the semifinal; whereas Iga Swiatek and Aryna Sabalenka will meet in the final on Sunday