Coco Gauff had seen enough. During the No. 6-ranked American’s first-round 3-6, 6-2, 6-4 win against Laura Siegemund at the U.S. Open Sunday evening, Gauff blasted the chair umpire for not enforcing time violation rules for her opponent. As Gauff held a commanding 3-0 lead in the deciding third set, she grew frustrated when Siegemund put her arms up to signal she wasn’t ready for Gauff’s serve and the umpire honored her request. nypost.com/2023/08/28/coco-gauff-blasts-us-open-chair-umpire-ridiculous #cocogauff #usopen #usopen2023 #tennis #tennisshorts #shorts #viralshorts #viralvideos #laurasiegemund #germany #usa #nyc Subscribe and don't miss out on all the key news, highlights, and interviews about the Yankees, Mets, Giants, Jets, Knicks, Nets, Rangers, Devils, Islanders and what's buzzing in the sports world too! Catch the latest news here: nypost.com/sports Follow The New York Post Sports on: Twitter - twitter.com/nypostsports Facebook - www...