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Novak beat Alexander Zverev 6-4 6-1 and won his second round robin match at the Nitto ATP Finals on Wednesday.

Novak will qualify for the semi finals if Isner beats Cilic or if Cilic beats Isner in three sets.

(via BasiaID on Twitter)

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Highlights of Novak’s second round robin match against Alexander Zverev at the Nitto ATP Finals

(via ATPWorldTour on YouTube)