Naomi Osaka showed her champion’s heart at Arthur Ashe, holding back tears after taking down world No. 3 Coco Gauff in straight sets to reach the US Open quarterfinals. Osaka’s return to Flushing Meadows is turning into a real comeback story, with her powerful baseline game overwhelming Gauff, whose serve troubles persisted despite expert help. Next up, Osaka faces Muchova or Kostyuk, with a possible blockbuster against Swiatek looming. Can Osaka go all the way for Slam No. 5? #Sports #NaomiOsaka #CocoGauff