10/23/2009 05:12 am ET Updated May 25, 2011

Melanie Oudin: Meet The U.S. Open Darling With The 15-Year-Old Boyfriend

Tennis's latest giant killer is all of 5'6"-tall, just 130 lbs., and is not ashamed to say she has 15-year-old boyfriend. On Monday, Melanie Oudin's Cinderella story continued with the Georgia native's upset of 13th-seeded Nadia Petrova.

Oudin, 17, who has already ousted former U.S. Open champ Maria Sharapova and 4th-seeded Elena Dementieva, now advances to the quarterfinals of the U.S. Open.

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