Roger Federer says surgery will give him ‘glimmer of hope’ of return to tour

• Swiss star will miss US Open after surgery on right knee
• Federer says he will miss many months' after procedure

Roger Federer is going to miss the US Open and be sidelined for what he said will be many months" because he needs a third operation on his right knee. The Swiss said the procedure will leave him with a glimmer of hope" that he can return to competition.

Federer announced the news on Sunday on Instagram. He said he will be out of the game for many months".