How the seeds fared Saturday at the U.S. Open:
Men
Third Round
Roger Federer (2), Switzerland, def. Radek Stepanek (28), Czech Republic, 6-3, 6-3, 6-2.
Novak Djokovic (3), Serbia, def. Marin Cilic (30), Croatia, 6-7 (7), 7-5, 6-4, 7-6 (0).
Nikolay Davydenko (5), Russia, def. Dmitry Tursunov (26), Russia, 6-2, 7-6 (3), 6-3.
Andy Roddick (8), United States, def. Andreas Seppi (31), Italy, 6-2, 7-5, 7-6 (4).
Fernando Gonzalez (11), Chile, def. Jarkko Nieminen, Finland, 7-5, 6-4, 6-7 (3), 6-1.
Igor Andreev (23), Russia, def. Fernando Verdasco (13), Spain, 6-2, 6-4, 6-4.
Tommy Robredo (15), Spain, def. Jo-Wilfried Tsonga (19), France, 7-6 (2), 6-2, 6-3.
Gilles Muller, Luxembourg, def. Nicolas Almagro (18), Spain, 6-7 (3), 3-6, 7-6 (5), 7-6 (6), 7-5.
Women
Fourth Round
Jelena Jankovic (2), Serbia, def. Caroline Wozniacki (21), Denmark, 3-6, 6-2, 6-1.
Elena Dementieva (5), Russia, def. Li Na, China, 6-4, 6-1.
Sybille Bammer (29), Austria, def. Marion Bartoli (12), France, 7-6 (3), 0-6, 6-4.
Patty Schnyder (15), Switzerland, def. Katarina Srebotnik (28), Slovenia, 4-6, 6-3, 6-3.
