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Promise and peril of gene-editing technology CRISPR

| CRISPR could help rid of diseases like cystic fibrosis, muscular dystrophy and even HIV and cancer. But many scientists, including Jennifer Doudna who is credited with developing the gene-editing technology, are calling for a moratorium on its use. Only on “CBS This Morning,” Doudna tells Norah O'Donnell why, for all its promise, CRISPR is surrounded by controversy.