"I was doubting myself a little bit, I must admit, because losing [in the opening] round for the first time in 15 years on grass was always going to shake me a little bit and it did," Federer said.
"I was doubting myself a little bit, I must admit, because losing [in the opening] round for the first time in 15 years on grass was always going to shake me a little bit and it did," Federer said.
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