– Novak Djokovic lost to 28th seed Alexei Popyrin in four sets at the US Open, failing to reach the fourth round for the first time in 16 years.
– Djokovic lacked energy and made unforced errors, leading to his defeat and ending his streak of Grand Slam titles.
– Popyrin dominated the first two sets, but Djokovic made a comeback in the third set before ultimately losing in the fourth.
– Djokovic had previously come back from being two sets down eight times in his career, but was unable to do so in this match.
– Popyrin will face Frances Tiafoe in the fourth round, with the men’s singles draw now wide open after Djokovic and other top seeds have been eliminated.