Novak Djokovic breaks down in tears after gruelling five-set US Open defeat

Novak Djokovic, 39, was eliminated in the first round of the US Open after a gruelling five-set defeat, marking his earliest major exit since Paul Goldstein beat him in the opening round of the 2006 Australian Open. The emotional loss moved Djokovic to tears. This is a historically rare setback for the tennis great, who has long been a dominant force at Grand Slam tournaments.