Slain Chicago teen Hadiya Pendleton's funeral is Saturday and Michelle Obama and Arne Duncan will attend. But don't expect the murders to end. "Presidents and education secretaries, mayors and police chiefs have come and gone, and black kids here have continued to kill and be killed, decade after decade, mostly in the same neighborhoods." The real fix? "Reduce racial segregation and the structural disadvantages characteristic of black communities," say researchers at the University of Alabama.