Novak Djokovic warns U.S. Open heckler during warmups: ‘I’ll come find you’

Novak Djokovic warns U.S. Open heckler during warmups: ‘I’ll come find you’



Novak Djokovic lost his cool with a fan while warming up during the third round of the U.S. Open on Friday evening, warning the man he would "come find him" after the two exchanged words.