Eight healthy babies were born in Britain with the help of an experimental technique that uses DNA from three people to help mothers avoid passing devastating rare diseases to their children. (AP Video: Mustakim Hasnath; Production: Laura Bargfeld)

Scientists say 8 babies born from technique using DNA from 3 people helps avoid genetic diseases

Eight healthy babies were born in Britain with the help of an experimental technique that uses DNA from three people to help mothers avoid passing devastating rare diseases to their children. (AP Video: Mustakim Hasnath; Production: Laura Bargfeld)