Overview

• Struff swept Frances Tiafoe 6-4, 6-3, 7-6 (9-7) to book his first US Open round of 16 and third Grand Slam last‑16 overall.
• Novak Djokovic advanced over Cameron Norrie 6-4, 6-7 (4-7), 6-2, 6-3 and took a medical timeout for back treatment during the match.
• The former top‑30 player entered through qualifying after sliding to around No. 144 and is guaranteed $400,000 in prize money.
• Alexander Zverev fell to Félix Auger‑Aliassime 6-4, 6-7 (7-9), 4-6, 4-6 in round three, ending his run after recent fitness concerns.
• Struff upset Holger Rune earlier in New York and trails Djokovic 0-7 in their head‑to‑head entering the round‑of‑16 meeting.