World No. 1 Novak Djokovic played a mere 44 minutes to build a 6-0, 5-1 lead over qualifier Conor Niland of Ireland when he retired from the match with food poisoning. Rafael Nadal 6-3, 7-6(1), 7-5 win over Andrey Golubev of Kazakhstan.
Serena Williams advanced to the second round of Flushing Meadows with a 6-1, 6-1 romp over Serbian Bojana Jovanonski in the evening session.
World No. 1 Caroline Wozniacki had an easy time with N. Llagostera Vives 6-3, 6-1 but was asked about the lack of ?a big shot? and to name her new coach.