Tukufu Zuberi investigates 20 glossy animation cels and learns about the role the cels played in the history of animation; Elyse Luray heads to Louisiana to trace an epic tale of politics, war, love and loyalty--and finds out why a Governor signed off on emancipation papers. Wes Cowan connects various records, pictures and expert opinions to find out if a family owns a dagger that once belonged to Mussolini.