An update on past cases includes a jealousy killing; and a shooting death.
An update on a past case involving the 2006 murder of a 29-year-old mother in Dallas.
An update of a case involving the 2008 murder of a 27-year-old cab driver and father-to-be.
An update on a case involving the shooting death of a 9-year-old in Miami.
An update on past cases involving shooting deaths in Tucson and Dallas.
Updates of past cases include the shooting death of a 21-year-old man in Birmingham; and the murder of a 76-year-old man at an illegal dentist office in Dallas.
Updates on past cases include the 2008 murder of a teen in Dallas; and the 2005 slaying of a pregnant woman in Phoenix.