: Hubert Hurkacz , returning from knee surgery, fired 18 aces to defeat Stan Wawrinka and force a deciding rubber.
(SUI) def. Iga Świątek (POL): 3–6, 6–0, 6–3 ЕљwiД…tek/Hurkacz - Szwajcaria
(POL) def. Stan Wawrinka (SUI): 6–3, 3–6, 6–3 Kawa/Zieliński (POL) def. Bencic/Paul (SUI): 6–4, 6–3 🎾 Key Match Highlights : Hubert Hurkacz , returning from knee surgery,