Roger Federer says 'feeling strong' after knee surgery

Roger Federer has been out of the action for much of the last two years due to three surgeries on his knees and said that he is feeling strong and optimistic for next year.

Switzerland tennis great Roger Federer said that he is recovering well after undergoing knee surgery. Federer withdrew from US Open due to a third operation on his right knee.

The Swiss great was out for most of the 2020 season as he had two procedures which resulted in more than a year of rehabilitation before return to action in March.