Russian tennis player Daniil Medvedev had a heated argument with the chair umpire during his quarterfinal match against Tallon Griekspoor at the ATP 500 tournament in Dubai, UAE. The incident occurred during the tie-break in the second set.
Medvedev, ranked No. 6 in the world, failed to convert four match points. He was leading 4:1 in the tie-break but lost the advantage and eventually lost it 7:9.
Following the tie-break, Medvedev received a warning for unsportsmanlike conduct. The Russian player then argued with the umpire, claiming double standards against Russian players. Medvedev also demanded the supervisor be called and threatened the umpire with consequences.
Ultimately, Griekspoor won the match with a score of 2-6, 7-6 (7), 7-5.
