Watch highlights from Juan Martin del Potro's incredible comeback in the fourth round, where he saves two match points to defeat Dominic Thiem. Highlights courtesy US Open. Visit usopen.org for more video. Highlights not available in USA. Photo: Getty Images
Watch highlights from Juan Martin del Potro's incredible comeback in the fourth round, where he saves two match points to defeat Dominic Thiem. Highlights courtesy US Open. Visit usopen.org for more video. Highlights not available in USA. Photo: Getty Images
Watch highlights as Rafael Nadal defeats Alexandr Dolgopolov to reach his seventh US Open quarter-final. Highlights courtesy US Open. Visit usopen.org for more video. Highlights not available in USA. Photo: Getty Images
Watch highlights as Pablo Carreno Busta ends Denis Shapovalov's dream run in his fourth-round victory at the US Open. Highlights courtesy US Open. Visit usopen.org for more video. Highlights not available in USA. Photo: Getty Images
Watch highlights as Diego Schwartzman reaches his first Grand Slam quarter-final after his fourth-round victory over Lucas Pouille at the US Open. Highlights courtesy US Open. Visit usopen.org for more video. Highlights not available in USA. Photo: Getty Images