World No. 1-ranked and two-time Australian Open defending champion Aryna Sabalenka has started her Brisbane International singles campaign with a 6-4, 6-0 win Tuesday over Renata Zarazua of Mexico.After a first-round bye,

In a match that lasted 2 hours, 27 minutes, Giovanni Mpetshi Perricard beat Nick Kyrgios in three tiebreak sets -- 7-6 (2), 6-7 (4), 7-6 (3) at the Brisbane International.

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