Incredible scenario at the US Open.
After being led 6-5 in the first set by Spaniard Carreno Busta, Novak Djokovic sent a ball that ended its race in the throat of a linesman.
Visibly involuntarily, the Serb apologizing immediately and coming to inquire about the state of health of the unfortunate judge.
But in this case, the rules are clear and the world number 1 was disqualified, leaving Carreno Busta to reach the quarter-finals.
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