Michael Zheng and Arthur Gea played into a fourth set at the 2026 US Open on 5 September, with the match still up in the air late that evening. Betting markets on set outcomes kept running past 22:00 GMT, underlining how unclear things were over the result.

Zheng, a young American, and Gea entered the tournament drawing notice from tennis and sports betting outlets. The match went on longer than many forecasters predicted, pushing the contest deep into the evening. As it stood, neither player had taken a clear grip on the match.

The prolonged length of the encounter held the attention of punters throughout the late hours. As the outcome remained in doubt, markets saw ongoing movement. The match was a clear example that opening stage contests can deliver real tension at Grand Slam level.