Highlights of 2020 Australian Open tennis tournament day 4

Alison Riske(L)/Veronika Kudermetova celebrate for scoring during the women's doubles 1st round match between Alison Riske(USA)/Veronika Kudermetova(Russia) and Peng Shuai/Zhang Shuai of China at the 2020 Australian Open tennis tournament in Melbourne, Australia on Jan. 23, 2020. (Xinhua/Bai Xuefei)