Basel Quarterfinals: 🇨🇭 Federer vs Simon 🇫🇷 🇬🇷 Tsitsipas vs Medvedev 🇷🇺 🇺🇸 Fritz vs Copil 🇷🇴 🇪🇸 Bautista-Agut vs A. Zverev 🇩🇪 We're breaking down the action now→ tnns.ch/app 📺: Tennis Channel Live