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DETROIT - JANUARY 4: Kyle Turley, a retired NFL player, waits to speak as a witness at a U.S. House Judiciary field hearing January 4, 2010 in Detroit, Michigan. The hearing was designed to consider recent steps taken at the professional, college, and high school levels to deal with football brain injuries. (Photo by Bill Pugliano/Getty Images)

DETROIT -  JANUARY 4:  Kyle Turley, a retired NFL player, waits to speak as a witness at a U.S. House Judiciary field hearing January 4, 2010 in Detroit, Michigan. The hearing was designed to consider recent steps taken at the professional, college, and high school levels to deal with football brain injuries. (Photo by Bill Pugliano/Getty Images)