Naomi Osaka claims Australian Open women's singles title

Naomi Osaka (L)of Japan and Petra Kvitova of the Czech Republic pose during the trophy awarding ceremony after the women's singles final match between Naomi Osaka of Japan and Petra Kvitova of the Czech Republic at 2019 Australian Open in Melbourne, Australia, Jan. 26, 2019. (Xinhua/Bai Xuefei)