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Doctors divided over how to guide women on U.S. Zika threat

| New research on the Zika virus is speeding up a debate about how to prevent the spread of the disease. One big question facing U.S. health officials is whether the government should recommend that women avoid getting pregnant if they live in areas where Zika is spreading. CBS News medical contributor Dr. Holly Phillips joins “CBS This Morning” to discuss what could be an unprecented recommendation.