From left, Roger Federer of Switzerland, Nick Kyrgios of Australia, Naomi Osaka of Japan, Alexander Zverev, Dominic Thiem of Austria, Serena Williams of the United States, Caroline...
Coco Gauff wipes away tears while talking to Naomi Osaka, of Japan, after Osaka defeated Gauff during the third round of the U.S. Open tennis tournament in New York.
World No. 1 Naomi Osaka, 21, won 6-3, 6-0 against Coco Gauff.
