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Stefanos Tsitsipas stuns defending champion Roger Federer at Australian Open to reach quarter-finals
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How This Swiss Shoemaker Convinced Tennis Legend Roger Federer To Invest In Its 'Frankenstein' Sneakers
BQPrime - A shoe brand backed by Roger Federer is taking on adidas Originals and Nike. (📸: Roger Federer) Read: bit.ly/2VPekPC | Facebook
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