Photo: Christopher Anderson for New York Magazine
The writer Justin Kuritzkes became obsessed with pro tennis after watching Naomi Osaka beat Serena Williams at the 2018 U.S. Open in an infamous match fraught with argument. As Williams pleaded her case to the umpire, Kuritzkes realized how cinematic the situation could be: how alone each player was, yet how linked to each other. He started watching tennis all the time, and when he ran out of big matches, he found smaller ones like the Challenger tournaments — low-budget events that could help someone qualify for the highest level of competition. Some of the players there may be among the top 300 in the world, but they’re fighting for prize money that won’t even cover their expenses. Kuritzkes…