What can an examination of Chicago murders that occurred in 1982 tell us today? What possible relevance do any of these stories have today?It turns out a lot.Or, as William Faulkner said: "The past is never dead. It's not even past."An engaging, intensely personal narrative by Chicago police officer Martin Preib re-examines two 1982 murder cases in Chicago and others, raising some startling questions in the process. Is there a "wrongful exoneration" industry seeking to overturn or exonerate killers …