A photographer briefly came to Daniil Medvedev's rescue, but he would ultimately go down in five sets to Benjamin Bonzi at the US Open on Sunday.
The indomitable Novak Djokovic secured a first-round straight-set win over Learner Tien at the US Open to extend his Arthur Ashe record on Sunday night.
Carlos Alcaraz is usually calm on court, but the World No 2 got visibly irritated during a US Open practice session on Friday when he noticed microphones placed around the court.
Jannik Sinner revealed in his pre-US Open press conference that he was planning to quit professional tennis if he didn't find success early in his career.
It's doubtful Novak Djokovic will return to the US Open in the future, according to tennis pundit Patrick McEnroe.
The signs are positive for the defending US Open champion Jannik Sinner as he looks to recover in time to be at his best for Flushing Meadows.