Tennis: I've always been very pleased how I played at the World Tour Finals- Federer

After a shock loss to Dominic Thiem in the opening match, Federer is back on track at the ATP Finals registering a 7-6, 6-3 victory over Matteo Berrettini. The Six time champion Federer hit 24 winners in the way and will face Novak Djokovic in the next match for a place in the semi-finals.