Latest US Open results

New York, Sep 3 - Following are the results of the US Open tennis here Sunday:

Men’s singles third round: 20-Andy Roddick bt Fabio Fognini 7-5, 7-6 (1), 4-6, 6-4; 18-Stanislas Wawrinka bt 14-Alexandr Dolgopolov 6-4, 6-4, 6-2; 7-Juan Martin del Potro bt Leonardo Mayer 6-3, 7-5, 7-6(9); 2-Novak Djokovic bt 31-Julien Benneteau 6-3, 6-2, 6-2; 4-David Ferrer bt Lleyton Hewitt 7-6 (9), 4-6, 6-3, 6-0;; 13-Richard Gasquet bt Steve Johnson 7-6 (4), 6-2, 6-3; 8-Janko Tipsarevic bt Grega Zemlja 6-4, 6-3, 7-5.

Women’s singles fourth round: 7-Samantha Stosur bt Laura Robson 6-4, 6-4; 1-Victoria Azarenka bt Anna Tatishvili 6-2, 6-2; 11-Marion Bartoli bt 5-Petra Kvitova 1-6, 6-2, 6-0.

Men’s doubles: 5-Leander Paes/Radek Stepanek bt Jesse Levine/Marinko Matosevic 6-1, 6-3.

Women’s doubles: 16-Su-Wei Hsieh/Anabel Medina Garrigues bt 1-Liezel Huber/Lisa Raymond 6-4, 2-6, 6-4.

Mixed doubles: 1-Liezel Huber/Max Mirnyi bt Sloane Stephens/Rajeev Ram walkover.