Is Omicron Less Dangerous Than Delta? Dr. Fauci Weighs In

The Omicron variant is now the dominant strain of COVID-19 in the United States. Less than a month after the first case appeared, the CDC reports the variant made up more than 70% of all new infections last week. Dr. Anthony Fauci, Chief Medical Advisor to President Biden, has speaks on the latest details with Walter Isaacson.