resident Barack Obama and his first attorney general Eric Holder called for an honest conversation about race. Holder even called us "a nation of cowards" because we were unwilling to have a "national conversation" about race. The truth of the matter is there's been more than a half-century of conversations about race. We do not need more. Instead, black people need to have frank conversations among ourselves, no matter how uncomfortable and embarrassing the topics may be. Among the nation's most dangerous cities are Detroit, Chicago, St. Louis, Baltimore, Memphis, Milwaukee, Birmingham, Newark, Cleveland and Philadelphia. These once-thriving cities are...