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Yoshihito Nishioka returns the ball at the US Open

Yoshihito Nishioka of Japan reacts after losing a point to Jack Sock of the USA in the second set of their first round match held on Court 13 at the 2021 US Open Tennis Championships at the USTA Billie Jean King National Tennis Center in New York City on Tuesday, August 31, 2021. Photo by Monika Graff/UPI

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