Wolf Blitzer at Auschwitz. Courtesy MJHNYC

CNN’s Wolf Blitzer will be joined by Holocaust survivor Martin Greenfield at the Museum of Jewish Heritage-A Living Memorial to the Holocaust for a preview of “The Voices of Auschwitz.” The CNN documentary marking the 70th anniversary of the liberation of the camp will be screened on Sunday, Jan. 11, at 2:30 p.m. The museum is at 36 Battery Place in Manhattan. Call (646) 437-4202 or visit