Andy Murray got revenge on Kei Nishikori for his defeat at the US Open but needed to battle for more than three hours to do so, gutting out a 6-7 (9-11), 6-4, 6-4 victory in Group John McEnroe action at the ATP World Tour Finals.
Read moreJapanese tennis player Kei Nishikori successfully started the ATP World Tour Finals with a victory over Swiss Stan Wawrinka 6-2, 6-3 in the John McEnroe Group.
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