Daniil Medvedev was called out by his US Open first-round opponent Benjamin Bonzi after the Russian's third set rant.

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.

NEW YORK — There was bedlam at the U.S. Open Sunday night, when Daniil Medvedev’s 6-3, 7-5, 6-7 (5), 0-6, 6-4 defeat to Benjamin Bonzi was delayed for six minutes after a photographer prematurely entered the court.