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Outrage over new breast cancer guidelines

New guidelines in breast cancer screening are stirring controversy among the nation’s leading cancer groups, doctors and women of all ages. NBC’s chief medical editor, Dr. Nancy Snyderman, and Dr. Len Lichtenfeld of the American Cancer Society weigh in. Visit msnbc.com for Breaking News, World News, and News about the EconomyRelated stories:Discuss: Will you follow the new mammogram reco