For six decades, Pittsburgh-based forensic scientist Cyril Wecht has been an outspoken authority when horrible things happen to everyday people--murders, childhood deaths, tragic accidents and police brutality. His expertise and testimony have been called upon in high-profile cases, including the deaths of John F. Kennedy, Robert F. Kennedy, Martin Luther King, Jr., Elvis Presley, JonBenet Ramsey, Laci Peterson and others. As a criminal...