Novak Djokovic Strikes Umpire with Ball and Is Defaulted from US Open
The Serb inadvertently hit a linesperson in the throat after he was broken in the first set of his fourth-round match with Pablo Carreno Busta. "Players have been defaulted for less," said ESPN commentator Darren Cahill, as Novak Djokovic's fourth-round match with Pablo Carreno Busta came...