Peng Shuai (2nd R) of China and Andrea Hlavackova (1st L) of the Czech Republic shake hands with Karin Knapp of Italy and Mandy Minella of Luxembourg after their women's doubles second round match at the Australian Open Tennis Championships in Melbourne, Australia, Jan. 20, 2017. Peng and Hlavackova won 2-0. (Xinhua/Lui Siu Wai)