Eight-time winner Roger Federer gives his thoughts after ending Florian Mayer's reign as Gerry Weber Open champion to book his place in the semi-finals once again in Halle.
Halle 2017 Federer Interview
Interviews
Halle
2017QFQF
Eight-time winner Roger Federer gives his thoughts after ending Florian Mayer's reign as Gerry Weber Open champion to book his place in the semi-finals once again in Halle.
