WATCH LIVE: Federer, Muguruza move to Round 2 after straight-set wins; del Potro up next at Aus Open (ESPN)

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via IFTTT WATCH LIVE: Federer, Muguruza move to Round 2 after straight-set wins; del Potro up next at Aus Open (ESPN) January 16, 2018 at 09:54AM