On Jan. 3, 1946, Colonel John Amen, Associate Trial Counsel for the American Delegation, called SS General Otto Ohlendorf . He testified that for one year, beginning in June 1941, he had been chief of Einsatzgruppe D and the representative of the Chief of Sipo (Security Police)) and SD with the 11th Army. He testified that the term Einsatzgruppe first appeared in the Poland campaign. He stated that officials would have at their disposal mobile units; gas vans for killing. He testified as to the positions of Kaltenbrunner, Eichmann and Muller.

Produced by US Army Signal Corps 1945-1956, housed in National Archives and Records Administration (NARA). Digitized and provided by The United States Holocaust Memorial Museum; Steven Spielberg Film and Video Archive.