TennisExplorer - Karen Khachanov upsets Stan Wawrinka in Rotterdam he is through to the second round of the ABN AMRO after beating Wawrinka in straight sets 6-4, 7-5. | Facebook
ATP Tour on Twitter: "STAN. WAWRINKA. He defeats Medvedev 6-4 6-7 6-3 to advance in Metz 🇫🇷 @MoselleOpen | #MoselleOpen https://t.co/2FarNtC7Wc" / Twitter
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Novak Djokovic, Dominic Thiem, Stan Wawrinka, Karen Khachanov Immerse In Qatari Culture | ATP Tour | Tennis
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