Jan. 16 (Bloomberg) -- Hundreds of babies across the U.S. are now having massive portions of their DNA deciphered, ushering in a new world of diagnostic power and accuracy.
Diagnosis of mysterious diseases, which used to take years, can now be done in a day or two. Health experts are asking who should undergo the procedure, who will pay, and how much of the information should be shared with families. Bloomberg's John Lauerman reports. (Source: Bloomberg)