In a letter to Attorney General Eric Holder on Monday, obtained exclusively by The Daily Caller, a family member of George Zimmerman asked the nation’s top law enforcement officer why he has chosen to not arrest members of the New Black Panther Party for their rhetoric — some of which may fit the federal government’s definition of a hate crime — throughout the Trayvon Martin case. The family member believes the reason Holder hasn’t made those arrests is because he, like the members of the New Black Panther Party, is black. “I am writing you to ask you why, when...