US Open: Novak Djokovic breaks down in tears during first round loss to Mariano Navone

Novak Djokovic was eliminated in the first round of the US Open, losing to Argentina's Mariano Navone. The match was notable as Djokovic broke down in tears during the contest, showing a rare public display of emotion from the Serbian tennis star. The defeat marks a surprising early exit for one of the sport's most decorated players at a Grand Slam event.