"Screwed over Ben Shelton for nothing!" - Fans furious after US Open umpire makes 'horrific' call to replay point in Frances Tiafoe SF

A tense dispute over a replayed point overshadowed a thrilling US Open semifinal on Friday, with the score at 6-4, 3-6, 3-6, 5-6 (at the time of writing) as Ben Shelton clashed with chair umpire Aurél