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

France’s Benjamin Bonzi upset No. 13 Daniil Medvedev of Russia in the final match of Sunday's first-round play at the US Open.

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.