RULES September 1, 2020 Naomi Osaka defeats Misaki Doi in first-round match | 2020 US Open HighlightsIn women’s singles, Naomi Osaka dominates two out of three sets against Misaki Doi to advance to the second round of the US Open. ✔️Subscribe to ESPN+ ✔️ Get the ESPN App: ✔️Subscribe to ESPN on YouTube: ✔️ Subscribe to…