US Open Tennis The Koz Day 4 of the Open Written By: Dave "The Koz" Kozlowski Published: Aug 29, 2019 Updated: Aug 29, 2019 | Share | Facebook 𝕏 | Twitter | Reddit Day 4 at the US Open with The Koz features the 2nd women’s singles between 23 Slam Champion Serena Williams and American rising star seventeen year old Caty McNally. | Share | Facebook 𝕏 | Twitter | Reddit About the Author Dave "The Koz" Kozlowski
