A Taste for Pineapple - S4.E30

May 14, 1931. Eliot Ness and his men notice that the top bosses are leaving Chicago: Frank Nitti has gone to Atlantic City; Bugs Moran and Jack Diamond have left, too. As Ness puts it, ""The rats are leaving the ship."" Obviously, they want to be out of town when someone important is hit. What Eliot doesn't know is that he is the target.