Authorities in Illinois investigate a domestic homicide after a two-year-old boy dies and his mother is hospitalized with self-inflicted injuries. The Ohio Supreme Court rejects the final state appeal for Mackenzie Shirilla after a leap-year filing error kept her fifteen-years-to-life murder conviction intact. A Pennsylvania man faces extensive felony charges after allegedly holding his ex-girlfriend, her child, and her grandmother hostage for three days in a terrifying ordeal. Sydney Silvagni reports.