Bethanie Mattek-Sands and Sania Mirza put their games on display during Kids Day in New Haven.
Bethanie Mattek-Sands and Sania Mirza signed autographs for the many young fans who came to watch.
Bethanie Mattek-Sands has been ranked as high as No.11 in doubles, Sania Mirza has been No.7.
Varvara Lepchenko succumbed to Lucie Safarova and a left wrist injury in her first round match.
Marion Bartoli handed another American a loss, beating Sloane Stephens in a see-saw duel, 61 06 63.
Sloane Stephens had won nine games in a row to win the second set and lead 3-0 in the third set.
Playing her first tournament since April due to an ankle injury, Andrea Petkovic won her first round.
Agnieszka Radwanska did the Cybex Pink Ribbon Run to raise funds for breast cancer research.
Sara Errani at the Cybex Pink Ribbon Run. Errani made the quarterfinals without losing a set.
French No.1 Marion Bartoli took some time out for an autograph session at the First Niagara booth.
Andrea Hlavackova and Lucie Hradecka beat Daniela Hantuchova and Anabel Medina Garrigues in doubles.
Sara Errani is the only player ever to go from outside the Top 20 to Top 10, doing so in June.
Olga Govortsova, who qualified into the main draw, took on top seed Agnieszka Radwanska second round.
Agnieszka Radwanska struggled with her right shoulder and retired against Olga Govortsova down 60 21.
Olga Govortsova's first two Premier-level quarterfinals came at Stanford in 2007 and Moscow in 2009.