[AfricaFocus] After a Sunday morning fire left 17 dead, eight of them children, people started sifting through the details, looking for the patterns of absentee ownership and neglect that usually emerge in the wake of such tragedies. At first, the signs seemed to be there: The fire broke out in a 19-story tower for low-income renters in Fordham Heights. Built in the 1970s, the structure, known as Twin Parks North West, was part of an eight-building Mitchell-Lama portfolio that had traded hands a few years earlier for $1