Xu Yifan (1st R) of China and Raquel Atawo of the U.S. shake hands with Liang Chen (front L) and Yang Zhaoxuan (2nd R) of China after the women's doubles third round match at the Australian Open Tennis Championships in Melbourne, Australia, Jan. 23, 2017. Xu and Atawo won 2-0. (Xinhua/Bai Xue)