Novak Djokovic Upset in US Open 1st Round by Mariano Navone

In a shocking turn of events, Novak Djokovic was eliminated in the first round of the US Open by Argentine player Mariano Navone. The 39-year-old tennis superstar, who has been a dominant force in the sport, was defeated in a match that left fans stunned. This early exit marks one of the biggest upsets in Djokovic's career, as he was one of the favorites to win the tournament. Navone's victory is a significant milestone for the young player, who is now poised to make a deeper run in the competition.