Shahar Pe'er qualified for the third round of the US Open on Thursday.Shahar Pe'er.Shahar Pe'er.Photo: AP [file]The Israeli defeated Carla Suarez Navarro of Spain 6-2, 6-0 at Flushing Meadows.In other action in the second round of the women's competition, 17-year-old American Melanie Oudin pulled off the biggest upset of the tournament, stunning No. 4 seed Elena Dementieva 5-7, 6-4, 6-3 to set up a third-round match against 2006 champion Maria Sharapova.Sharapova (29) beat American Christina McHale 6-2, 6-1.Meanwhile, Sharapova's Russian compatriot and top seed Dinara Safina came from behind to beat Kristina Barrois of Germany, 6-7 (5), 6-2, 6-3.In the men's competition Thursday night, 2003 champion Andy Roddick pounded 13 aces, didn't face a break point until the final game and easily eliminated 81st-ranked Marc Gicquel of France 6-1, 6-4, 6-4 to reach the third round.Three other US men also advanced Thursday: No. 21 James Blake, No. 22 Sam Querrey and 276th-ranked qualifier Jesse Witten.More about:Shahar Pe'er, Kristina Barrois, Elena Dementieva, Maria Sharapovafunction initServerVars() { _headup.clientHost = 'http://newstopics.jpost.com'; _headup.termsFromServer = "Shahar Pe'er$$Kristina Barrois$$Elena Dementieva$$Maria Sharapova$$Melanie Oudin$$Dinara Safina$$Andy Roddick$$Sam Querrey$$James Blake$$Russian$$Germany$$France$$Spain"; _headup.annotatedTerms = ['dbpedia:Shahar_Pe%27er$$1', 'dbpedia:Elena_Dementieva$$1', 'dbpedia:Kristina_Barrois$$1'] _headup.widgetMode = 'snippet'; _headup.snippetButtonStyle = 'banner'; _headup.blackListedUrl = false; } <!-- Terms Count: 13 TTL: 60 Terms From Server: Kristina Barrois, Elena Dementieva, Maria Sharapova, Melanie Oudin, Dinara Safina, Shahar Pe'er, Andy Roddick, Sam Querrey, James Blake, Russian, Germany, France, Spain DateTime: 5/31/2011 6:31:39 AM -->