Chloé Cooper Jones, the freelance writer who covers tennis for GQ; and her editor Kevin Nguyen join Thirty Love host Carl Bialik just after Naomi Osaka defeated Serena Williams for the US Open title to talk about the 20-year-old's big win, the umpiring controversy that threatened to overshadow it, and the long and painful road of Juan Martín del Potro to the men's final against Novak Djokovic.

Chloé on Twitter: https://twitter.com/CCooperJones

Kevin on Twitter: https://twitter.com/knguyen

Chloé's del Potro profile: https://www.gq.com/story/juan-martin-del-potro-strikes-back

Kevin's Osaka profile: https://www.gq.com/story/naomi-osaka-is-the-coolest-thing-in-tennis