A photographer walking down the court during match point resulted in a chair umpire's ruling that sent Russian player Daniil Medvedev into hysterics.

Tension erupted at the U.S. Open late Sunday night when a photographer entered the court, setting off a sequence of events that left an animated Daniil Medvedev fuming.

Daniil Medvedev had a meltdown on the court at Louis Armstrong Stadium Sunday night at the U.S. Open in his loss against Benjamin Bonzi.