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Uploaded on Feb 29, 2012
NBC's Ann Curry previews her Rock Center report, which details the attacks. http://www.nbcumv.com/mediavillage/ne... Ann Curry makes her debut appearance on "Rock Center with Brian Williams" on Wednesday, February 29 at 9p/8c with an exclusive report on Sudan and the atrocities that are taking place in the Nuba Mountains. Curry's report will also air on "Today" on Wednesday, February 29.