Dana Vollmer stretches before competing in the 100 butterfly final during the U.S. national swimming championships Tuesday, Aug. 2, 2011, in Stanford, Calif. Vollmer went on to win the race. (AP ... more 
Dana Vollmer stretches before competing in the 100 butterfly final during the U.S. national swimming championships Tuesday, Aug. 2, 2011, in Stanford, Calif. Vollmer went on to win the race. (AP Photo/Marcio Jose Sanchez) less 
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Associated Press | Photo By Marcio Jose Sanchez
Tue, Aug 2, 2011 11:04 PM EDT