Embed from Getty Images Novak Djokovic Defaulted From US Open After Hitting Line Judge with a Tennis Ball, USTA Issues Statement, Djokovic Apologizes on Social Media (September 6, 2020) NEW YORK - No. 1 Novak Djokovic was defaulted from his fourth-round match at the US Open after he accidentally hit a line judge with a tennis ball on Sunday afternoon. He had just lost a game … [Read more...] about Novak Djokovic Defaulted from US Open After Hitting Line Judge with a Tennis Ball, USTA Issues Statement, Djokovic Apologizes on Social Media