Hearing Bones News Today

Daddy -- >> yes, hear. jenna: we said a new implant, but its actually been around, this technology, for more than a decade. little grayson is one of the first children to receive it, and were joined by a doctor who has performed this type of surgery. hes from columbia university medical center and rushed down to join us so, doc, its great to see you can. i know youre a doctor, but when you see that video, what goes through your mind? >> amazing, just amazing. i mean, heres a child whos never hea...