Doctors at Brigham and Women’s Hospital are offering new parents a landmark genetic scan that screens newborns for around 1,800 conditions. But most parents are declining the controversial test.

The trial allows newborns to be tested before showing symptoms of diseases, including some cancers.

Robert Green, medical geneticist at Harvard and co-director of the BabySeq Project along with Alan Beggs, told CBS This Morning the scan could “absolutely” save a child’s life in the future.

But as Green told CBS This Morning, there are also drawbacks to the program.

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