Facing Backlash, Chinese Scientist Defends Gene-Editing Research On Babies

Chinese researcher He Jiankui  speaks during the Human Genome Editing Conference in Hong Kong, on Wednesday.

He Jiankui, who shocked the world by asserting he had genetically edited twin girls, faced growing criticism from other researchers as he spoke at a scientific conference in Hong Kong.

(Image credit: Kin Cheung/AP)

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