Viktorija Golubic, of Switzerland, returns a shot to Catherine Bellis, of the United States, during the first round of the U.S. Open tennis tournament, Monday, Aug. 29, 2016, in New York. (AP Photo/Frank Franklin II)
Viktorija Golubic, of Switzerland, returns a shot to Catherine Bellis, of the United States, during the first round of the U.S. Open tennis tournament, Monday, Aug. 29, 2016, in New York. (AP Photo/Frank Franklin II)
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