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MILAN, ITALY - NOVEMBER 09: Sebastian Baez of Argentina in action in his round robin match against Lorenzo Musetti of Italy during Day One of the Next Gen ATP Finals at Palalido Stadium on November 09, 2021 in Milan, Italy. (Photo by Julian Finney/Getty Images)

MILAN, ITALY - NOVEMBER 09:  Sebastian Baez of Argentina in action in his round robin match against Lorenzo Musetti of Italy during Day One of the Next Gen ATP Finals at Palalido Stadium on November 09, 2021 in Milan, Italy. (Photo by Julian Finney/Getty Images)