PHILADELPHIA, PA - MARCH 21: Mo'ne Davis Signs Copies Of "Mo'ne Davis: Remember My Name: My Story From First Pitch To Game Changer" at Barnes & Noble on March 21, 2015 in Philadelphia, Pennsylvania. (Photo by Gilbert Carrasquillo/Getty Images)
PHILADELPHIA, PA - MARCH 21: Mo'ne Davis Signs Copies Of "Mo'ne Davis: Remember My Name: My Story From First Pitch To Game Changer" at Barnes & Noble on March 21, 2015 in Philadelphia, Pennsylvania. (Photo by Gilbert Carrasquillo/Getty Images)