19 of 31: Wearing a hooded sweatshirt, or hoodie, Zafia Slaughter, 5, of Washington, holds a sign saying "Stand Up For Trayvon," at a rally with her mother and siblings to demand justice for Trayvon Martin at Freedom Plaza in Washington, Saturday, March 24, 2012. Martin, an unarmed young black teen was fatally shot by a volunteer neighborhood watchman. (AP Photo/ Jacquelyn Martin)

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