This week, "A Cure for All That Ails You?": Umbilical cord blood, a plentiful source of stem cells, is used to treat seventy diseases, including cancers and immune system disorders. Unlike embryonic stem cells with their connection to the abortion debate, cord-blood stem cells are non-controversial - they can be collected at birth from the placenta and umbilical cord, for use if the child ever needs a transplant. But 97 percent of the time, no one saves cord blood, and so the commercial cord-blood industry has sprung up. Who gets access and how? Staff writer Kara Platoni investigates.