.@Naomi_Osaka_ is the Australian Open 2019 champion ? She def. Petra Kvitova 7-6(2) 5-7 6-4.#AusOpen pic.twitter.com/XU0Of8Unzi — #AusOpen (@AustralianOpen) January 26, 2019 Naomi Osaka Holds Off Petra Kvitova to Claim Australian Open Title and No. 1 Ranking (January 26, 2019) A year ago she was No. 72 in the world and on Saturday night, she became No. 1. Naomi … [Read more...] about Naomi Osaka Holds Off Petra Kvitova to Claim Australian Open Title and No. 1 Ranking