Williams sisters were not allowed Errani and Vinci US Open semi-finals

Sisters Venus and Serena Williams won the doubles quarterfinals US open over Italian Sara Errani and Roberta Vinci, seeded number one.In the semifinals, will play with the American Andrea Glavachkovoy Lucy Hradecek of the Czech Republic. New York (USA) "Grand Slam" US Open total prize fund of 24.054 million dollars outdoor courts, hard Women 's Doubles Quarterfinals C. Williams / Venus Williams (USA) - Errani / Vinci (Italy, 1) - 6:3, 6:1