Daniil Medvedev is out of the US Open after a remarkable defeat by Benjamin Bonzi, where a photographer walking on to the court changed the course of the match.

Ex-US Open champ suffers meltdown in a third-set flashpoint after an errant photographer’s action caused a point replay.

Benjamin Bonzi called for Russian to be disqualified as his first-round win was halted by six minutes when a photographer came onto court