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Switzerland's Roger Federer in action during his third round match against Britain's Cameron Norrie, at Wimbledon, England, on July 3, 2021. Toby Melville/Reuters
Swiss great Roger Federer said he has faced no setbacks and is recovering well after his latest knee operation.
Federer, who pulled out of the U.S. Open, said in August he would be sidelined for many months because he needed more knee surgery in order to resume playing.
