COMMERCIAL IMAGE - In this photograph taken by AP Images for Dick's Sporting Goods, Ali Krieger, of the U.S. Women's National soccer team, right, meets and signs an autograph for Riana Hicks, 9, of ... more 
COMMERCIAL IMAGE - In this photograph taken by AP Images for Dick's Sporting Goods, Ali Krieger, of the U.S. Women's National soccer team, right, meets and signs an autograph for Riana Hicks, 9, of Gaithersburg, Md., during the PACE-Protecting Athletes Through Concussion Education-event at Dick's Sporting Goods, Wednesday, Aug. 3, 2011, in Gaithersburg, Md. (Nick Wass/AP Images for Dick's Sporting Goods) less 
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Associated Press
Wed, Aug 3, 2011 5:25 PM EDT