In a grueling battle that finished at 1:39 a.m., Alexander Zverev reached the US Open quarterfinals by winning a 6-4, 3-6, 6-2, 4-6, 6-3 thriller over Jannik Sinner. The four-hour, 41-minute match is both the longest contest and the latest finish at the 2023 US Open.
Check out USOpen.org's favorite photos from the match.
