Duke (29-5) was one of three Atlantic Coast Conference teams to receive top seeds, joining Virginia (29-3) aNorth Carolinaina (27-6).
Hingis, the top seed, joined No. 2 Jennifer Capriati in today's semifinals.
Yuri Shulman, the 2008 champion and No. 2 seed, joined him in the semifinals by winning twice and drawing his other games.
Errani, the No. 10 seed, booked her spot with a 7-6 (5), 6-3 victory against No. 6 Angelique Kerber; Vinci, the No. 20 seed, joined her with a 6-1, 6-4 upset of No. 2 Agnieszka Radwanska.
Just when things seemed to be going rather well for the Americans after all their men lost in the first round of the singles in 2007, James Blake, the seventh seed, joined Nalbandian with unexpected time on his hands.
But there would be no repeat on this occasion as the top seed joined Serena and Venus Williams, Caroline Wozniacki and Agnieszka Radwanska among the big-name casualties.
This can have a dramatic impact on the trade-off between sensitivity and run-time, as we later show in Section 3. Next, seeds are joined together to form extended seeds or 'fragments' of contiguous matching bases between the query and the reference (Fig. 1B).
Twelfth-seeded Kim Clijsters joined 14th-seeded Justine Henin in advancing to the third round easily, but seventh-seeded Elena Dementieva coming off a foot injury, could not get her engine to turn over during her 7-5, 7-5 loss to Henrieta Nagyova.
Ghana and Ivory Coast are the top seeds - joined by hosts Gabon and Equatorial Guinea in the top pot.
He refused to recuse himself, too, in 2010 in another case involving Monsanto and GMO seeds and joined in the decision favoring Monsanto's position.
Radwanska, seeded fourth, joined Serena Williams and Maria Sharapova as the WTA Tour's only three-time winners in 2008.
