Federer out for Rest of 2020 Season After Second Knee Surgery

Switzerland's Roger Federer in action during the exhibition match against Spain's Rafael Nadal in Cape Town, South Africa, on Feb. 7, 2020. Mike Hutchings/Reuters

MUMBAI—Roger Federer will miss the rest of the 2020 tennis season after undergoing a second knee surgery few weeks ago, the winner of 20 Grand Slam singles titles said on Wednesday.

Federer struggled with injury at the 2020 Australian Open, where he made a semi-final exit to eventual champion Novak Djokovic, and has not played since.