Highlights: Zverev beats Federer in ATP semi-final
Watch highlights as Alexander Zverev beats Roger Federer 7-5 7-6 (7-5) in a controversial semi-final at London’s O2 Arena.
Watch highlights as Alexander Zverev beats Roger Federer 7-5 7-6 (7-5) in a controversial semi-final at London’s O2 Arena.