Stefanos Tsitsipas became the latest player to lose his cool at the Shanghai Masters, accusing a chair umpire of having "no clue about tennis" and insisting on needing to "talk to a supervisor" during a lengthy rant.

STEFANOS TSITSIPAS was branded a “cry baby” for refusing to play and then telling the umpire: “I hope you get fired.” Tsitsipas, 26, faced old nemesis Daniil Medvedev in

While claiming during the match that he was the only player receiving time violations, Tsitsipas said after the match that he also saw Tiafoe's match, where a similar situation happened. As a result of these two instances, he called for the umpires to use more common sense and compassion in such situations.

Greek tennis player Stefanos Tsitsipas refused to continue play at the Shanghai Masters Wednesday after getting into a heated discussion with an umpire he accused of being biased.

The Greek star was fuming as he received a time violation during his defeat by Daniil Medvedev in the fourth round of the Shanghai Masters.