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AP Alison Riske returns a shot to Jelena Jankovic of Serbia during the first round of the U.S. Open tennis tournament in New York, Tuesday, Aug. 30, 2011 - Photo

Alison Riske returns a shot to Jelena Jankovic of Serbia during the first round of the U.S. Open tennis tournament in New York, Tuesday, Aug. 30, 2011

Tuesday August 30, 09:12 PM
Alison Riske returns a shot to Jelena Jankovic of Serbia during the first round of the U.S. Open tennis tournament in New York, Tuesday, Aug. 30, 2011. (AP Photo/Charlie Riedel)