Rafael Nadal was forced out of the U.S. Open last year in the semi-finals with a knee injury but the in-form Spaniard on Friday declared himself fit and ready for the punishing hardcourts at Flushing Meadows.
Defending champion Juan Martin del Potro has received a wild card to play at the Mexican Open as he continues his return from a knee injury, tournament officials said.
Leading South African bowler Lungi Ngidi has been ruled out of the upcoming home series against Pakistan owing to a knee injury.
Rafael Nadal said that although he hates to pull out, staying on the court for another set seemed too much for him.