Rafael Nadal of Spain returns the ball during the men's singles fourth round match against Diego Schwartzman of Argentina at Australian Open 2018 in Melbourne, Australia, Jan. 21, 2018. Rafael Nadal won 3-1.(Xinhua/Zhu Hongye)
In pics: Australian Open 2018 Day 7
Source: Xinhua| 2018-01-21 19:42:02|Editor: ZD
KEY WORDS:Australian Open
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