Nick Kyrgios Melts Down After U.S. Open Loss

smashing two of his rackets on the court in an epic meltdown at the famous tennis tournament

Khachanov began taking over, and Kyrgios got frustrated by it -- at one point appearing to yell

Then, after Khachanov sealed the victory 5-7, 6-4, 5-7, 7-6 (7-3), 4-6, Kyrgios exploded

Video shot by spectators in the stands shows he hurled not one but two of his rackets

Kyrgios has become infamous for his meltdowns on the court -- in fact, he was just sued

No word when the 27-year-old will play next -- but it's clear he's becoming must-see TV for