Arthur Ashe Kids' Day of U.S. Open held in New York
Source: Xinhua| 2018-08-26 13:20:42|Editor: Yurou
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Tennis player Rafael Nadal (front L) and Novak Djokovic (front R) sign for fans during the Arthur Ashe Kids' Day of the U.S. Open in New York, the United States, Aug. 25, 2018. (Xinhua/Wang Ying)
