How industrial farming techniques can breed superbugs
Clip: 08/09/2017 | 9m 38s
As high-density, industrial-scale livestock farms have become fertile breeding grounds for disease, they’ve also become a major source of drug-resistant superbugs. Science correspondent Miles O’Brien and economics correspondent Paul Solman team up to report on how scientists are studying how superbugs can get into the food supply.
Aired: 08/09/17Video has closed captioning.