Djokovic's US Open Dream Ends in Shock First-Round Defeat to Navone
Novak Djokovic's bid for a record 25th Grand Slam title collapsed spectacularly at the US Open as the 39-year-old Serbian champion fell to unseeded Argentine Mariano Navone 7-6, 5-7, 4-6, 6-2, 6-1 in the first round.