Video PlayerClose
Naomi Osaka of Japan hits a return during the single's first round match against Katerina Siniakova of Czech Republic at the 2018 WTA Qatar Open in Doha, Qatar, on Feb. 12, 2018. Naomi Osaka won 2-0. (Xinhua/Nikku)
Naomi Osaka of Japan hits a return during the single's first round match against Katerina Siniakova of Czech Republic at the 2018 WTA Qatar Open in Doha, Qatar, on Feb. 12, 2018. Naomi Osaka won 2-0. (Xinhua/Nikku)