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CHICAGO, IL - AUGUST 02: Holly Peterson #85 of the San Diego Surge submits to a concussion test on the sidelines during the Women's Football Alliance National Championship game against the Boston Militia at Lane Stadium on August 2, 2014 in Chicago, Illinois. The Militia defeated the Surge 69-34. (Photo by Jonathan Daniel/Getty Images)

CHICAGO, IL - AUGUST 02:  Holly Peterson #85 of the San Diego Surge submits to a concussion test on the sidelines during the Women's Football Alliance National Championship game against the Boston Militia at Lane Stadium on August 2, 2014 in Chicago, Illinois. The Militia defeated the Surge 69-34.  (Photo by Jonathan Daniel/Getty Images)