Roger Federer needs another knee surgery and will miss U.S. Open
Roger Federer will undergo additional surgery on his right knee, leaving him unable to compete at the 2021 U.S. Open.
Federer to miss rest of season, including Olympics, US Open
Roger Federer injury: Swiss star announces third knee surgery
Roger Federer knee US Open
Roger Federer to miss 2016 Rio Olympics due to knee injury
Roger Federer got hurt how?!
Has Roger Federer won his last Grand Slam title? Five-time US Open
Roger Federer needs another knee surgery and will miss US Open, Sports
Federer to be out for 'many months' ahead of knee surgery - SWI
Federer to Nadal: A few months ago, we were both on crutches!, were tradução
Photos: Barbora Krejcikova wins 1st Grand Slam title at French Open
Federer to miss Rio games to recover from knee surgery