American tennis star Frances Tiafoe has apologized for his behavior at the ATP Shanghai Masters after he berated the chair umpire after losing in the third round. Tiafoe was angry that he had been given a pair of time violations, including one late in the third-set tiebreak in a match he would end up losing to unseeded Roman Safiullin.

Frances Tiafoe issued an apology after cursing out the umpire following his loss to Roman Safiullin in the Shanghai Masters. After shaking Safiullin's