There Are Lots Of Antibiotics In The Beef Supply. McDonald's Vows To Change This

Antibiotic resistance poses a threat to global health and food security. And McDonald's — one of the globe's largest purchasers of beef — gets it: The more that antibiotics are given to livestock, the more quickly bacteria could adapt and become resistant to it. Ultimately, experts say this could render the drugs ineffective for people. ARAC Director Dr. Lance B. Price weighs in.