Played some of my worst tennis ever: Djokovic after US Open exit

Novak Djokovic suffered his earliest US Open elimination in 18 years, losing to Alexei Popyrin. The 37-year-old, aiming for his 25th Grand Slam title, played poorly, committing numerous unforced errors. Djokovic highlighted his tiredness from winning an Olympic gold medal in Paris as a contributing factor.