Roger Federer beats Novak Djokovic at 2019 ATP Finals in London

Roger Federer moved into the ATP Finals last four at the expense of Novak Djokovic with a scintillating win over his great rival at the O2 Arena. Swiss third seed Federer, 38, won 6-4 6-3 in a round-robin match which eliminates the Serb second seed from t