First-time Grand Slam semifinalist Angelique Kerber of Germany did a photo shoot at the Unisphere.
Daniela Hantuchova and Agnieszka Radwanska were the only non-Top 5 seeded team in the doubles semis.
Lisa Raymond and Liezel Huber advanced to their first Grand Slam final together with a 62 64 victory.
United States First Lady Michelle Obama visited the US Open Friday as part of her Let's Move Campaign.
Michelle Obama's Let's Move Campaign promotes healthy lifestyles through active play and exercise.
Michelle Obama met, among many other notable names, WTA legends Billie Jean King and Serena Williams.
After hitting with local juniors at Smash Zone, Michelle Obama took in some matches on Ashe Stadium.
Michelle Obama and some of the local juniors watched Andy Murray and John Isner's quarterfinal match.
Michelle Obama, wife of President Barack Obama, was attending the US Open for the very first time.
Yaroslava Shvedova and Vania King, defending champions at the US Open, played their semifinal match.
Russian pairing Maria Kirilenko and Nadia Petrova pushed the second doubles semifinal to a third set.
Yaroslava Shvedova and Vania King reached another Grand Slam doubles final with a 76(7) 26 63 victory.
Later in the evening, American teenagers Melanie Oudin and Jack Sock earned the mixed doubles title.
Jack Sock and Melanie Oudin were down match point in their first round match earlier in the week.
Eduardo Schwank and Gisela Dulko finished runners-up in mixed doubles. Dulko is South America's No.1.